:: SIN_COS8 semantic presentation

begin

theorem :: SIN_COS8:1
for x being ( ( real ) ( V11() real ext-real ) number ) holds
( tanh x : ( ( real ) ( V11() real ext-real ) number ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) / (cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) & tanh 0 : ( ( ) ( V1() ordinal natural V11() real ext-real non positive non negative V33() V34() V45() V46() V47() V48() V49() V50() V51() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = 0 : ( ( ) ( V1() ordinal natural V11() real ext-real non positive non negative V33() V34() V45() V46() V47() V48() V49() V50() V51() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) ;

theorem :: SIN_COS8:2
for x being ( ( real ) ( V11() real ext-real ) number ) holds
( sinh x : ( ( real ) ( V11() real ext-real ) number ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) / (cosech x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) & cosh x : ( ( real ) ( V11() real ext-real ) number ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) / (sech x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) & tanh x : ( ( real ) ( V11() real ext-real ) number ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) / (coth x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) ) ;

theorem :: SIN_COS8:3
for x being ( ( real ) ( V11() real ext-real ) number ) holds
( sech x : ( ( real ) ( V11() real ext-real ) number ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) <= 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) & 0 : ( ( ) ( V1() ordinal natural V11() real ext-real non positive non negative V33() V34() V45() V46() V47() V48() V49() V50() V51() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) < sech x : ( ( real ) ( V11() real ext-real ) number ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) & sech 0 : ( ( ) ( V1() ordinal natural V11() real ext-real non positive non negative V33() V34() V45() V46() V47() V48() V49() V50() V51() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) ;

theorem :: SIN_COS8:4
for x being ( ( real ) ( V11() real ext-real ) number ) st x : ( ( real ) ( V11() real ext-real ) number ) >= 0 : ( ( ) ( V1() ordinal natural V11() real ext-real non positive non negative V33() V34() V45() V46() V47() V48() V49() V50() V51() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) holds
tanh x : ( ( real ) ( V11() real ext-real ) number ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) >= 0 : ( ( ) ( V1() ordinal natural V11() real ext-real non positive non negative V33() V34() V45() V46() V47() V48() V49() V50() V51() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ;

theorem :: SIN_COS8:5
for x being ( ( real ) ( V11() real ext-real ) number ) holds
( cosh x : ( ( real ) ( V11() real ext-real ) number ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) / (sqrt (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) - ((tanh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( real ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) & sinh x : ( ( real ) ( V11() real ext-real ) number ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = (tanh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) / (sqrt (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) - ((tanh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( real ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) ) ;

theorem :: SIN_COS8:6
for x being ( ( real ) ( V11() real ext-real ) number )
for n being ( ( ) ( ordinal natural V11() real ext-real non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) holds
( ((cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) |^ n : ( ( ) ( ordinal natural V11() real ext-real non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( ) set ) = (cosh (n : ( ( ) ( ordinal natural V11() real ext-real non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (sinh (n : ( ( ) ( ordinal natural V11() real ext-real non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) & ((cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) |^ n : ( ( ) ( ordinal natural V11() real ext-real non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( ) set ) = (cosh (n : ( ( ) ( ordinal natural V11() real ext-real non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (sinh (n : ( ( ) ( ordinal natural V11() real ext-real non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) ) ;

theorem :: SIN_COS8:7
for x being ( ( real ) ( V11() real ext-real ) number ) holds
( exp_R x : ( ( real ) ( V11() real ext-real ) number ) : ( ( ) ( V11() real ext-real ) set ) = (cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) & exp_R (- x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( V11() ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = (cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) & exp_R x : ( ( real ) ( V11() real ext-real ) number ) : ( ( ) ( V11() real ext-real ) set ) = ((cosh (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (sinh (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / ((cosh (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (sinh (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) & exp_R (- x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( V11() ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = ((cosh (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (sinh (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / ((cosh (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (sinh (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) & exp_R x : ( ( real ) ( V11() real ext-real ) number ) : ( ( ) ( V11() real ext-real ) set ) = (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) + (tanh (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) - (tanh (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) & exp_R (- x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( V11() ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) - (tanh (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) + (tanh (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) ) ;

theorem :: SIN_COS8:8
for x being ( ( real ) ( V11() real ext-real ) number ) st x : ( ( real ) ( V11() real ext-real ) number ) <> 0 : ( ( ) ( V1() ordinal natural V11() real ext-real non positive non negative V33() V34() V45() V46() V47() V48() V49() V50() V51() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) holds
( exp_R x : ( ( real ) ( V11() real ext-real ) number ) : ( ( ) ( V11() real ext-real ) set ) = ((coth (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) / ((coth (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) & exp_R (- x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( V11() ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = ((coth (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) / ((coth (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) ) ;

theorem :: SIN_COS8:9
for x being ( ( real ) ( V11() real ext-real ) number ) holds ((cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / ((cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) + (tanh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) - (tanh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) ;

theorem :: SIN_COS8:10
for y, z being ( ( real ) ( V11() real ext-real ) number ) st y : ( ( real ) ( V11() real ext-real ) number ) <> 0 : ( ( ) ( V1() ordinal natural V11() real ext-real non positive non negative V33() V34() V45() V46() V47() V48() V49() V50() V51() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) holds
( (coth y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (tanh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) = (cosh (y : ( ( real ) ( V11() real ext-real ) number ) + z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) / ((sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (cosh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) & (coth y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (tanh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) = (cosh (y : ( ( real ) ( V11() real ext-real ) number ) - z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) / ((sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (cosh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) ) ;

theorem :: SIN_COS8:11
for y, z being ( ( real ) ( V11() real ext-real ) number ) holds
( (sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (sinh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) = (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real non negative ) set ) * ((cosh (y : ( ( real ) ( V11() real ext-real ) number ) + z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (cosh (y : ( ( real ) ( V11() real ext-real ) number ) - z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) & (sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (cosh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) = (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real non negative ) set ) * ((sinh (y : ( ( real ) ( V11() real ext-real ) number ) + z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (sinh (y : ( ( real ) ( V11() real ext-real ) number ) - z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) & (cosh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (sinh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) = (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real non negative ) set ) * ((sinh (y : ( ( real ) ( V11() real ext-real ) number ) + z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (sinh (y : ( ( real ) ( V11() real ext-real ) number ) - z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) & (cosh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (cosh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) = (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real non negative ) set ) * ((cosh (y : ( ( real ) ( V11() real ext-real ) number ) + z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (cosh (y : ( ( real ) ( V11() real ext-real ) number ) - z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) ) ;

theorem :: SIN_COS8:12
for y, z being ( ( real ) ( V11() real ext-real ) number ) holds ((sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - ((cosh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) = ((sinh (y : ( ( real ) ( V11() real ext-real ) number ) + z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (sinh (y : ( ( real ) ( V11() real ext-real ) number ) - z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) - 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ;

theorem :: SIN_COS8:13
for y, z being ( ( real ) ( V11() real ext-real ) number ) holds
( (((sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (sinh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ^2) : ( ( ) ( V11() real ext-real ) set ) - (((cosh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (cosh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ^2) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = 4 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * ((sinh ((y : ( ( real ) ( V11() real ext-real ) number ) - z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) & (((cosh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (cosh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ^2) : ( ( ) ( V11() real ext-real ) set ) - (((sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (sinh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ^2) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = 4 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * ((cosh ((y : ( ( real ) ( V11() real ext-real ) number ) - z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) ) ;

theorem :: SIN_COS8:14
for y, z being ( ( real ) ( V11() real ext-real ) number ) holds ((sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (sinh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / ((sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (sinh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = (tanh ((y : ( ( real ) ( V11() real ext-real ) number ) + z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (coth ((y : ( ( real ) ( V11() real ext-real ) number ) - z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) ;

theorem :: SIN_COS8:15
for y, z being ( ( real ) ( V11() real ext-real ) number ) holds ((cosh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (cosh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / ((cosh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (cosh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = (coth ((y : ( ( real ) ( V11() real ext-real ) number ) + z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (coth ((y : ( ( real ) ( V11() real ext-real ) number ) - z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) ;

theorem :: SIN_COS8:16
for y, z being ( ( real ) ( V11() real ext-real ) number ) st y : ( ( real ) ( V11() real ext-real ) number ) - z : ( ( real ) ( V11() real ext-real ) number ) : ( ( ) ( V11() real ext-real ) set ) <> 0 : ( ( ) ( V1() ordinal natural V11() real ext-real non positive non negative V33() V34() V45() V46() V47() V48() V49() V50() V51() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) holds
((sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (sinh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / ((cosh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (cosh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = ((cosh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (cosh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / ((sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (sinh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) ;

theorem :: SIN_COS8:17
for y, z being ( ( real ) ( V11() real ext-real ) number ) st y : ( ( real ) ( V11() real ext-real ) number ) + z : ( ( real ) ( V11() real ext-real ) number ) : ( ( ) ( V11() real ext-real ) set ) <> 0 : ( ( ) ( V1() ordinal natural V11() real ext-real non positive non negative V33() V34() V45() V46() V47() V48() V49() V50() V51() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) holds
((sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (sinh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / ((cosh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (cosh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = ((cosh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (cosh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / ((sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (sinh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) ;

theorem :: SIN_COS8:18
for y, z being ( ( real ) ( V11() real ext-real ) number ) holds
( ((sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (sinh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / ((cosh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (cosh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = tanh ((y : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) + (z : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) & ((sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (sinh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / ((cosh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (cosh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = tanh ((y : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) - (z : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) ;

theorem :: SIN_COS8:19
for y, z being ( ( real ) ( V11() real ext-real ) number ) holds ((tanh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (tanh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / ((tanh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (tanh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = (sinh (y : ( ( real ) ( V11() real ext-real ) number ) + z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) / (sinh (y : ( ( real ) ( V11() real ext-real ) number ) - z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) ;

theorem :: SIN_COS8:20
for y, z being ( ( real ) ( V11() real ext-real ) number ) holds (((sinh (y : ( ( real ) ( V11() real ext-real ) number ) - z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) + (sinh (y : ( ( real ) ( V11() real ext-real ) number ) + z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / (((cosh (y : ( ( real ) ( V11() real ext-real ) number ) - z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (cosh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) + (cosh (y : ( ( real ) ( V11() real ext-real ) number ) + z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = tanh y : ( ( real ) ( V11() real ext-real ) number ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ;

theorem :: SIN_COS8:21
for y, z, w being ( ( real ) ( V11() real ext-real ) number ) holds
( sinh ((y : ( ( real ) ( V11() real ext-real ) number ) + z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) + w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = ((((((tanh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (tanh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) + (tanh w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) + (((tanh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (tanh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) * (tanh w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) * (cosh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) * (cosh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) * (cosh w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) & cosh ((y : ( ( real ) ( V11() real ext-real ) number ) + z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) + w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = (((((1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) + ((tanh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (tanh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + ((tanh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (tanh w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + ((tanh w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (tanh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) * (cosh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) * (cosh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) * (cosh w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) & tanh ((y : ( ( real ) ( V11() real ext-real ) number ) + z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) + w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = ((((tanh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (tanh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) + (tanh w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) + (((tanh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (tanh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) * (tanh w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) / (((1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) + ((tanh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (tanh w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + ((tanh w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (tanh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + ((tanh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (tanh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) ) ;

theorem :: SIN_COS8:22
for y, z, w being ( ( real ) ( V11() real ext-real ) number ) holds (((cosh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (cosh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) + (cosh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) + (cosh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * ((y : ( ( real ) ( V11() real ext-real ) number ) + z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) + w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) = ((4 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh (z : ( ( real ) ( V11() real ext-real ) number ) + w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) * (cosh (w : ( ( real ) ( V11() real ext-real ) number ) + y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) * (cosh (y : ( ( real ) ( V11() real ext-real ) number ) + z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) ;

theorem :: SIN_COS8:23
for y, z, w being ( ( real ) ( V11() real ext-real ) number ) holds (((((sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (sinh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) * (sinh (z : ( ( real ) ( V11() real ext-real ) number ) - y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) + (((sinh z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (sinh w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) * (sinh (w : ( ( real ) ( V11() real ext-real ) number ) - z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + (((sinh w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) * (sinh (y : ( ( real ) ( V11() real ext-real ) number ) - w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + (((sinh (z : ( ( real ) ( V11() real ext-real ) number ) - y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * (sinh (w : ( ( real ) ( V11() real ext-real ) number ) - z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) * (sinh (y : ( ( real ) ( V11() real ext-real ) number ) - w : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = 0 : ( ( ) ( V1() ordinal natural V11() real ext-real non positive non negative V33() V34() V45() V46() V47() V48() V49() V50() V51() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ;

theorem :: SIN_COS8:24
for x being ( ( real ) ( V11() real ext-real ) number ) st x : ( ( real ) ( V11() real ext-real ) number ) >= 0 : ( ( ) ( V1() ordinal natural V11() real ext-real non positive non negative V33() V34() V45() V46() V47() V48() V49() V50() V51() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) holds
sinh (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = sqrt (((cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( real ) ( V11() real ext-real ) set ) ;

theorem :: SIN_COS8:25
for x being ( ( real ) ( V11() real ext-real ) number ) st x : ( ( real ) ( V11() real ext-real ) number ) < 0 : ( ( ) ( V1() ordinal natural V11() real ext-real non positive non negative V33() V34() V45() V46() V47() V48() V49() V50() V51() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) holds
sinh (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = - (sqrt (((cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( real ) ( V11() real ext-real ) set ) : ( ( V11() ) ( V11() real ext-real ) set ) ;

theorem :: SIN_COS8:26
for x being ( ( real ) ( V11() real ext-real ) number ) holds
( sinh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) * (cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) & cosh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * ((cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) - 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) & tanh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (tanh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) + ((tanh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) ) ;

theorem :: SIN_COS8:27
for x being ( ( real ) ( V11() real ext-real ) number ) holds
( sinh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (tanh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) - ((tanh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) & sinh (3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * ((4 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * ((cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) - 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) & sinh (3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = (3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) - ((2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) * (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) - (cosh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) & cosh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) + (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * ((sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) & cosh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = ((cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + ((sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) & cosh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) + ((tanh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) - ((tanh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) & cosh (3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = (cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) * ((4 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * ((sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) + 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) & tanh (3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = ((3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (tanh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) + ((tanh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) |^ 3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / (1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) + (3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * ((tanh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) ) ;

theorem :: SIN_COS8:28
for x being ( ( real ) ( V11() real ext-real ) number ) holds (((sinh (5 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (sinh (3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) / (((sinh (7 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (sinh (5 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + (sinh (3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = (sinh (3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) / (sinh (5 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( V11() real ext-real ) set ) ;

theorem :: SIN_COS8:29
for x being ( ( real ) ( V11() real ext-real ) number ) st x : ( ( real ) ( V11() real ext-real ) number ) >= 0 : ( ( ) ( V1() ordinal natural V11() real ext-real non positive non negative V33() V34() V45() V46() V47() V48() V49() V50() V51() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) holds
tanh (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = sqrt (((cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) / ((cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( real ) ( V11() real ext-real ) set ) ;

theorem :: SIN_COS8:30
for x being ( ( real ) ( V11() real ext-real ) number ) st x : ( ( real ) ( V11() real ext-real ) number ) < 0 : ( ( ) ( V1() ordinal natural V11() real ext-real non positive non negative V33() V34() V45() V46() V47() V48() V49() V50() V51() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) holds
tanh (x : ( ( real ) ( V11() real ext-real ) number ) / 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = - (sqrt (((cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) / ((cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + 1 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( real ) ( V11() real ext-real ) set ) : ( ( V11() ) ( V11() real ext-real ) set ) ;

theorem :: SIN_COS8:31
for x being ( ( real ) ( V11() real ext-real ) number ) holds
( (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) |^ 3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = ((sinh (3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) / 4 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) & (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) |^ 4 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = (((cosh (4 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (4 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + 3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) / 8 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) & (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) |^ 5 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = (((sinh (5 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (5 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (sinh (3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + (10 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) / 16 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) & (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) |^ 6 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = ((((cosh (6 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (6 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh (4 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + (15 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) - 10 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) / 32 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) & (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) |^ 7 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = ((((sinh (7 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (7 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (sinh (5 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + (21 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (sinh (3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) - (35 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) / 64 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) & (sinh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) |^ 8 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = (((((cosh (8 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (8 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh (6 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + (28 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh (4 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) - (56 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + 35 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) / 128 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) ;

theorem :: SIN_COS8:32
for x being ( ( real ) ( V11() real ext-real ) number ) holds
( (cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) |^ 3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = ((cosh (3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) / 4 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) & (cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) |^ 4 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = (((cosh (4 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (4 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + 3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) / 8 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) & (cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) |^ 5 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = (((cosh (5 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (5 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh (3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + (10 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) / 16 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) & (cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) |^ 6 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = ((((cosh (6 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (6 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh (4 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + (15 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + 10 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) / 32 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) & (cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) |^ 7 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = ((((cosh (7 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (7 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh (5 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + (21 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh (3 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + (35 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) / 64 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) & (cosh x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) |^ 8 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) = (((((cosh (8 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (8 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh (6 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + (28 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh (4 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + (56 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (cosh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * x : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) + 35 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) ) : ( ( ) ( V11() real ext-real ) set ) / 128 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) : ( ( ) ( V11() real ext-real ) set ) ) ;

theorem :: SIN_COS8:33
for y, z being ( ( real ) ( V11() real ext-real ) number ) holds
( (cosh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + (cos (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) + (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (((sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - ((sin z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ^2) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) & (cosh (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) - (cos (2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) = 2 : ( ( ) ( V1() ordinal natural V11() real ext-real positive non negative V33() V34() V45() V46() V47() V48() V49() V50() ) Element of NAT : ( ( ) ( V45() V46() V47() V48() V49() V50() V51() ) Element of K6(REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) : ( ( ) ( ) set ) ) ) * (((sinh y : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) ^2) : ( ( ) ( V11() real ext-real ) Element of REAL : ( ( ) ( V45() V46() V47() V51() ) set ) ) + ((sin z : ( ( real ) ( V11() real ext-real ) number ) ) : ( ( ) ( V11() real ext-real ) set ) ^2) : ( ( ) ( V11() real ext-real ) set ) ) : ( ( ) ( V11() real ext-real ) set ) : ( ( ) ( V11() real ext-real ) set ) ) ;