%   ORIGINAL: 'h4/thm/transc/TAN_TOTAL_LEMMA_'
% Assm: HL_TRUTH: T
% Assm: HL_FALSITY: ~F
% Assm: HL_BOOL_CASES: !t. (t <=> T) \/ (t <=> F)
% Assm: HL_EXT: !f g. (!x. f x = g x) ==> f = g
% Goal: !y. 'h4/const/realax/real_lt' ('h4/const/real/real_of_num' 'h4/const/num/0') y ==> (?x. 'h4/const/realax/real_lt' ('h4/const/real/real_of_num' 'h4/const/num/0') x /\ 'h4/const/realax/real_lt' x ('h4/const/real/#slash#' 'h4/const/transc/pi' ('h4/const/real/real_of_num' ('h4/const/arithmetic/NUMERAL' ('h4/const/arithmetic/BIT2' 'h4/const/arithmetic/ZERO')))) /\ 'h4/const/realax/real_lt' y ('h4/const/transc/tan' x))
%   PROCESSED
% Assm ['HL_TRUTH']: T
% Assm ['HL_FALSITY']: ~F
% Assm ['HL_BOOL_CASES']: !t. (t <=> T) \/ (t <=> F)
% Assm ['HL_EXT']: !f g. (!x. happ f x = happ g x) ==> f = g
% Goal: !y. 'h4/const/realax/real_lt' ('h4/const/real/real_of_num' 'h4/const/num/0') y ==> (?x. 'h4/const/realax/real_lt' ('h4/const/real/real_of_num' 'h4/const/num/0') x /\ 'h4/const/realax/real_lt' x ('h4/const/real/#slash#' 'h4/const/transc/pi' ('h4/const/real/real_of_num' ('h4/const/arithmetic/NUMERAL' ('h4/const/arithmetic/BIT2' 'h4/const/arithmetic/ZERO')))) /\ 'h4/const/realax/real_lt' y ('h4/const/transc/tan' x))
fof('HL_TRUTH', axiom, p(s(bool,'T'))).
fof('HL_FALSITY', axiom, ~ (p(s(bool,'F')))).
fof('HL_BOOL_CASES', axiom, ![T]: (s(bool,T) = s(bool,'T') | s(bool,T) = s(bool,'F'))).
fof('HL_EXT', axiom, ![V_3f71586,V_3f71582]: ![F, G]: (![X]: s(V_3f71582,happ(s(fun(V_3f71586,V_3f71582),F),s(V_3f71586,X))) = s(V_3f71582,happ(s(fun(V_3f71586,V_3f71582),G),s(V_3f71586,X))) => s(fun(V_3f71586,V_3f71582),F) = s(fun(V_3f71586,V_3f71582),G))).
fof('h4/thm/transc/TAN_TOTAL_LEMMA_', conjecture, ![Y]: (p(s(bool,'h4/const/realax/real_lt'(s('h4/type/realax/real','h4/const/real/real_of_num'(s('h4/type/num/num','h4/const/num/0'))),s('h4/type/realax/real',Y)))) => ?[X]: (p(s(bool,'h4/const/realax/real_lt'(s('h4/type/realax/real','h4/const/real/real_of_num'(s('h4/type/num/num','h4/const/num/0'))),s('h4/type/realax/real',X)))) & (p(s(bool,'h4/const/realax/real_lt'(s('h4/type/realax/real',X),s('h4/type/realax/real','h4/const/real/#slash#'(s('h4/type/realax/real','h4/const/transc/pi'),s('h4/type/realax/real','h4/const/real/real_of_num'(s('h4/type/num/num','h4/const/arithmetic/NUMERAL'(s('h4/type/num/num','h4/const/arithmetic/BIT2'(s('h4/type/num/num','h4/const/arithmetic/ZERO')))))))))))) & p(s(bool,'h4/const/realax/real_lt'(s('h4/type/realax/real',Y),s('h4/type/realax/real','h4/const/transc/tan'(s('h4/type/realax/real',X)))))))))).
