:: BHSP_3 semantic presentation begin definitionlet "X" be ($#l1_bhsp_1 :::"RealUnitarySpace":::); let "seq" be ($#m1_subset_1 :::"sequence":::) "of" (Set (Const "X")); attr "seq" is :::"Cauchy"::: means :: BHSP_3:def 1 (Bool "for" (Set (Var "r")) "being" ($#m1_subset_1 :::"Real":::) "st" (Bool (Bool (Set (Var "r")) ($#r1_xxreal_0 :::">"::: ) (Set ($#k6_numbers :::"0"::: ) ))) "holds" (Bool "ex" (Set (Var "k")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool "for" (Set (Var "n")) "," (Set (Var "m")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool (Bool (Set (Var "n")) ($#r1_xxreal_0 :::">="::: ) (Set (Var "k"))) & (Bool (Set (Var "m")) ($#r1_xxreal_0 :::">="::: ) (Set (Var "k")))) "holds" (Bool (Set ($#k4_bhsp_1 :::"dist"::: ) "(" (Set "(" "seq" ($#k1_normsp_1 :::"."::: ) (Set (Var "n")) ")" ) "," (Set "(" "seq" ($#k1_normsp_1 :::"."::: ) (Set (Var "m")) ")" ) ")" ) ($#r1_xxreal_0 :::"<"::: ) (Set (Var "r")))))); end; :: deftheorem defines :::"Cauchy"::: BHSP_3:def 1 : (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "holds" (Bool "(" (Bool (Set (Var "seq")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) ) "iff" (Bool "for" (Set (Var "r")) "being" ($#m1_subset_1 :::"Real":::) "st" (Bool (Bool (Set (Var "r")) ($#r1_xxreal_0 :::">"::: ) (Set ($#k6_numbers :::"0"::: ) ))) "holds" (Bool "ex" (Set (Var "k")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool "for" (Set (Var "n")) "," (Set (Var "m")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool (Bool (Set (Var "n")) ($#r1_xxreal_0 :::">="::: ) (Set (Var "k"))) & (Bool (Set (Var "m")) ($#r1_xxreal_0 :::">="::: ) (Set (Var "k")))) "holds" (Bool (Set ($#k4_bhsp_1 :::"dist"::: ) "(" (Set "(" (Set (Var "seq")) ($#k1_normsp_1 :::"."::: ) (Set (Var "n")) ")" ) "," (Set "(" (Set (Var "seq")) ($#k1_normsp_1 :::"."::: ) (Set (Var "m")) ")" ) ")" ) ($#r1_xxreal_0 :::"<"::: ) (Set (Var "r")))))) ")" ))); theorem :: BHSP_3:1 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v3_funct_1 :::"constant"::: ) )) "holds" (Bool (Set (Var "seq")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) ))) ; theorem :: BHSP_3:2 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "holds" (Bool "(" (Bool (Set (Var "seq")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) ) "iff" (Bool "for" (Set (Var "r")) "being" ($#m1_subset_1 :::"Real":::) "st" (Bool (Bool (Set (Var "r")) ($#r1_xxreal_0 :::">"::: ) (Set ($#k6_numbers :::"0"::: ) ))) "holds" (Bool "ex" (Set (Var "k")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool "for" (Set (Var "n")) "," (Set (Var "m")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool (Bool (Set (Var "n")) ($#r1_xxreal_0 :::">="::: ) (Set (Var "k"))) & (Bool (Set (Var "m")) ($#r1_xxreal_0 :::">="::: ) (Set (Var "k")))) "holds" (Bool (Set ($#k3_bhsp_1 :::"||."::: ) (Set "(" (Set "(" (Set (Var "seq")) ($#k1_normsp_1 :::"."::: ) (Set (Var "n")) ")" ) ($#k5_algstr_0 :::"-"::: ) (Set "(" (Set (Var "seq")) ($#k1_normsp_1 :::"."::: ) (Set (Var "m")) ")" ) ")" ) ($#k3_bhsp_1 :::".||"::: ) ) ($#r1_xxreal_0 :::"<"::: ) (Set (Var "r")))))) ")" ))) ; theorem :: BHSP_3:3 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq2")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq1")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) ) & (Bool (Set (Var "seq2")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) )) "holds" (Bool (Set (Set (Var "seq1")) ($#k6_bhsp_1 :::"+"::: ) (Set (Var "seq2"))) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) ))) ; theorem :: BHSP_3:4 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq2")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq1")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) ) & (Bool (Set (Var "seq2")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) )) "holds" (Bool (Set (Set (Var "seq1")) ($#k3_normsp_1 :::"-"::: ) (Set (Var "seq2"))) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) ))) ; theorem :: BHSP_3:5 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "a")) "being" ($#m1_subset_1 :::"Real":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) )) "holds" (Bool (Set (Set (Var "a")) ($#k5_normsp_1 :::"*"::: ) (Set (Var "seq"))) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) )))) ; theorem :: BHSP_3:6 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) )) "holds" (Bool (Set ($#k5_vfunct_1 :::"-"::: ) (Set (Var "seq"))) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) ))) ; theorem :: BHSP_3:7 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "x")) "being" ($#m1_subset_1 :::"Point":::) "of" (Set (Var "X")) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) )) "holds" (Bool (Set (Set (Var "seq")) ($#k5_bhsp_1 :::"+"::: ) (Set (Var "x"))) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) )))) ; theorem :: BHSP_3:8 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "x")) "being" ($#m1_subset_1 :::"Point":::) "of" (Set (Var "X")) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) )) "holds" (Bool (Set (Set (Var "seq")) ($#k4_normsp_1 :::"-"::: ) (Set (Var "x"))) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) )))) ; theorem :: BHSP_3:9 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v1_bhsp_2 :::"convergent"::: ) )) "holds" (Bool (Set (Var "seq")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) ))) ; definitionlet "X" be ($#l1_bhsp_1 :::"RealUnitarySpace":::); let "seq1", "seq2" be ($#m1_subset_1 :::"sequence":::) "of" (Set (Const "X")); pred "seq1" :::"is_compared_to"::: "seq2" means :: BHSP_3:def 2 (Bool "for" (Set (Var "r")) "being" ($#m1_subset_1 :::"Real":::) "st" (Bool (Bool (Set (Var "r")) ($#r1_xxreal_0 :::">"::: ) (Set ($#k6_numbers :::"0"::: ) ))) "holds" (Bool "ex" (Set (Var "m")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool "for" (Set (Var "n")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool (Bool (Set (Var "n")) ($#r1_xxreal_0 :::">="::: ) (Set (Var "m")))) "holds" (Bool (Set ($#k4_bhsp_1 :::"dist"::: ) "(" (Set "(" "seq1" ($#k1_normsp_1 :::"."::: ) (Set (Var "n")) ")" ) "," (Set "(" "seq2" ($#k1_normsp_1 :::"."::: ) (Set (Var "n")) ")" ) ")" ) ($#r1_xxreal_0 :::"<"::: ) (Set (Var "r")))))); end; :: deftheorem defines :::"is_compared_to"::: BHSP_3:def 2 : (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq2")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "holds" (Bool "(" (Bool (Set (Var "seq1")) ($#r1_bhsp_3 :::"is_compared_to"::: ) (Set (Var "seq2"))) "iff" (Bool "for" (Set (Var "r")) "being" ($#m1_subset_1 :::"Real":::) "st" (Bool (Bool (Set (Var "r")) ($#r1_xxreal_0 :::">"::: ) (Set ($#k6_numbers :::"0"::: ) ))) "holds" (Bool "ex" (Set (Var "m")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool "for" (Set (Var "n")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool (Bool (Set (Var "n")) ($#r1_xxreal_0 :::">="::: ) (Set (Var "m")))) "holds" (Bool (Set ($#k4_bhsp_1 :::"dist"::: ) "(" (Set "(" (Set (Var "seq1")) ($#k1_normsp_1 :::"."::: ) (Set (Var "n")) ")" ) "," (Set "(" (Set (Var "seq2")) ($#k1_normsp_1 :::"."::: ) (Set (Var "n")) ")" ) ")" ) ($#r1_xxreal_0 :::"<"::: ) (Set (Var "r")))))) ")" ))); theorem :: BHSP_3:10 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "holds" (Bool (Set (Var "seq")) ($#r1_bhsp_3 :::"is_compared_to"::: ) (Set (Var "seq"))))) ; theorem :: BHSP_3:11 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq2")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq1")) ($#r1_bhsp_3 :::"is_compared_to"::: ) (Set (Var "seq2")))) "holds" (Bool (Set (Var "seq2")) ($#r1_bhsp_3 :::"is_compared_to"::: ) (Set (Var "seq1"))))) ; definitionlet "X" be ($#l1_bhsp_1 :::"RealUnitarySpace":::); let "seq1", "seq2" be ($#m1_subset_1 :::"sequence":::) "of" (Set (Const "X")); :: original: :::"is_compared_to"::: redefine pred "seq1" :::"is_compared_to"::: "seq2"; reflexivity (Bool "for" (Set (Var "seq1")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Const "X")) "holds" (Bool ((Set (Const "X")) "," (Set (Var "b1")) "," (Set (Var "b1"))))) ; symmetry (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq2")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Const "X")) "st" (Bool (Bool ((Set (Const "X")) "," (Set (Var "b1")) "," (Set (Var "b2"))))) "holds" (Bool ((Set (Const "X")) "," (Set (Var "b2")) "," (Set (Var "b1"))))) ; end; theorem :: BHSP_3:12 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq2")) "," (Set (Var "seq3")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq1")) ($#r2_bhsp_3 :::"is_compared_to"::: ) (Set (Var "seq2"))) & (Bool (Set (Var "seq2")) ($#r2_bhsp_3 :::"is_compared_to"::: ) (Set (Var "seq3")))) "holds" (Bool (Set (Var "seq1")) ($#r2_bhsp_3 :::"is_compared_to"::: ) (Set (Var "seq3"))))) ; theorem :: BHSP_3:13 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq2")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "holds" (Bool "(" (Bool (Set (Var "seq1")) ($#r2_bhsp_3 :::"is_compared_to"::: ) (Set (Var "seq2"))) "iff" (Bool "for" (Set (Var "r")) "being" ($#m1_subset_1 :::"Real":::) "st" (Bool (Bool (Set (Var "r")) ($#r1_xxreal_0 :::">"::: ) (Set ($#k6_numbers :::"0"::: ) ))) "holds" (Bool "ex" (Set (Var "m")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool "for" (Set (Var "n")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool (Bool (Set (Var "n")) ($#r1_xxreal_0 :::">="::: ) (Set (Var "m")))) "holds" (Bool (Set ($#k3_bhsp_1 :::"||."::: ) (Set "(" (Set "(" (Set (Var "seq1")) ($#k1_normsp_1 :::"."::: ) (Set (Var "n")) ")" ) ($#k5_algstr_0 :::"-"::: ) (Set "(" (Set (Var "seq2")) ($#k1_normsp_1 :::"."::: ) (Set (Var "n")) ")" ) ")" ) ($#k3_bhsp_1 :::".||"::: ) ) ($#r1_xxreal_0 :::"<"::: ) (Set (Var "r")))))) ")" ))) ; theorem :: BHSP_3:14 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq2")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool "ex" (Set (Var "k")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool "for" (Set (Var "n")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool (Bool (Set (Var "n")) ($#r1_xxreal_0 :::">="::: ) (Set (Var "k")))) "holds" (Bool (Set (Set (Var "seq1")) ($#k1_normsp_1 :::"."::: ) (Set (Var "n"))) ($#r1_hidden :::"="::: ) (Set (Set (Var "seq2")) ($#k1_normsp_1 :::"."::: ) (Set (Var "n"))))))) "holds" (Bool (Set (Var "seq1")) ($#r2_bhsp_3 :::"is_compared_to"::: ) (Set (Var "seq2"))))) ; theorem :: BHSP_3:15 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq2")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq1")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) ) & (Bool (Set (Var "seq1")) ($#r2_bhsp_3 :::"is_compared_to"::: ) (Set (Var "seq2")))) "holds" (Bool (Set (Var "seq2")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) ))) ; theorem :: BHSP_3:16 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq2")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq1")) "is" ($#v1_bhsp_2 :::"convergent"::: ) ) & (Bool (Set (Var "seq1")) ($#r2_bhsp_3 :::"is_compared_to"::: ) (Set (Var "seq2")))) "holds" (Bool (Set (Var "seq2")) "is" ($#v1_bhsp_2 :::"convergent"::: ) ))) ; theorem :: BHSP_3:17 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "g")) "being" ($#m1_subset_1 :::"Point":::) "of" (Set (Var "X")) (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq2")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq1")) "is" ($#v1_bhsp_2 :::"convergent"::: ) ) & (Bool (Set ($#k1_bhsp_2 :::"lim"::: ) (Set (Var "seq1"))) ($#r1_hidden :::"="::: ) (Set (Var "g"))) & (Bool (Set (Var "seq1")) ($#r2_bhsp_3 :::"is_compared_to"::: ) (Set (Var "seq2")))) "holds" (Bool "(" (Bool (Set (Var "seq2")) "is" ($#v1_bhsp_2 :::"convergent"::: ) ) & (Bool (Set ($#k1_bhsp_2 :::"lim"::: ) (Set (Var "seq2"))) ($#r1_hidden :::"="::: ) (Set (Var "g"))) ")" )))) ; definitionlet "X" be ($#l1_bhsp_1 :::"RealUnitarySpace":::); let "seq" be ($#m1_subset_1 :::"sequence":::) "of" (Set (Const "X")); attr "seq" is :::"bounded"::: means :: BHSP_3:def 3 (Bool "ex" (Set (Var "M")) "being" ($#m1_subset_1 :::"Real":::) "st" (Bool "(" (Bool (Set (Var "M")) ($#r1_xxreal_0 :::">"::: ) (Set ($#k6_numbers :::"0"::: ) )) & (Bool "(" "for" (Set (Var "n")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "holds" (Bool (Set ($#k3_bhsp_1 :::"||."::: ) (Set "(" "seq" ($#k1_normsp_1 :::"."::: ) (Set (Var "n")) ")" ) ($#k3_bhsp_1 :::".||"::: ) ) ($#r1_xxreal_0 :::"<="::: ) (Set (Var "M"))) ")" ) ")" )); end; :: deftheorem defines :::"bounded"::: BHSP_3:def 3 : (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "holds" (Bool "(" (Bool (Set (Var "seq")) "is" ($#v2_bhsp_3 :::"bounded"::: ) ) "iff" (Bool "ex" (Set (Var "M")) "being" ($#m1_subset_1 :::"Real":::) "st" (Bool "(" (Bool (Set (Var "M")) ($#r1_xxreal_0 :::">"::: ) (Set ($#k6_numbers :::"0"::: ) )) & (Bool "(" "for" (Set (Var "n")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "holds" (Bool (Set ($#k3_bhsp_1 :::"||."::: ) (Set "(" (Set (Var "seq")) ($#k1_normsp_1 :::"."::: ) (Set (Var "n")) ")" ) ($#k3_bhsp_1 :::".||"::: ) ) ($#r1_xxreal_0 :::"<="::: ) (Set (Var "M"))) ")" ) ")" )) ")" ))); theorem :: BHSP_3:18 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq2")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq1")) "is" ($#v2_bhsp_3 :::"bounded"::: ) ) & (Bool (Set (Var "seq2")) "is" ($#v2_bhsp_3 :::"bounded"::: ) )) "holds" (Bool (Set (Set (Var "seq1")) ($#k6_bhsp_1 :::"+"::: ) (Set (Var "seq2"))) "is" ($#v2_bhsp_3 :::"bounded"::: ) ))) ; theorem :: BHSP_3:19 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v2_bhsp_3 :::"bounded"::: ) )) "holds" (Bool (Set ($#k5_vfunct_1 :::"-"::: ) (Set (Var "seq"))) "is" ($#v2_bhsp_3 :::"bounded"::: ) ))) ; theorem :: BHSP_3:20 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq2")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq1")) "is" ($#v2_bhsp_3 :::"bounded"::: ) ) & (Bool (Set (Var "seq2")) "is" ($#v2_bhsp_3 :::"bounded"::: ) )) "holds" (Bool (Set (Set (Var "seq1")) ($#k3_normsp_1 :::"-"::: ) (Set (Var "seq2"))) "is" ($#v2_bhsp_3 :::"bounded"::: ) ))) ; theorem :: BHSP_3:21 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "a")) "being" ($#m1_subset_1 :::"Real":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v2_bhsp_3 :::"bounded"::: ) )) "holds" (Bool (Set (Set (Var "a")) ($#k5_normsp_1 :::"*"::: ) (Set (Var "seq"))) "is" ($#v2_bhsp_3 :::"bounded"::: ) )))) ; theorem :: BHSP_3:22 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v3_funct_1 :::"constant"::: ) )) "holds" (Bool (Set (Var "seq")) "is" ($#v2_bhsp_3 :::"bounded"::: ) ))) ; theorem :: BHSP_3:23 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) (Bool "for" (Set (Var "m")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) (Bool "ex" (Set (Var "M")) "being" ($#m1_subset_1 :::"Real":::) "st" (Bool "(" (Bool (Set (Var "M")) ($#r1_xxreal_0 :::">"::: ) (Set ($#k6_numbers :::"0"::: ) )) & (Bool "(" "for" (Set (Var "n")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool (Bool (Set (Var "n")) ($#r1_xxreal_0 :::"<="::: ) (Set (Var "m")))) "holds" (Bool (Set ($#k3_bhsp_1 :::"||."::: ) (Set "(" (Set (Var "seq")) ($#k1_normsp_1 :::"."::: ) (Set (Var "n")) ")" ) ($#k3_bhsp_1 :::".||"::: ) ) ($#r1_xxreal_0 :::"<"::: ) (Set (Var "M"))) ")" ) ")" ))))) ; theorem :: BHSP_3:24 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v1_bhsp_2 :::"convergent"::: ) )) "holds" (Bool (Set (Var "seq")) "is" ($#v2_bhsp_3 :::"bounded"::: ) ))) ; theorem :: BHSP_3:25 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq2")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq1")) "is" ($#v2_bhsp_3 :::"bounded"::: ) ) & (Bool (Set (Var "seq1")) ($#r2_bhsp_3 :::"is_compared_to"::: ) (Set (Var "seq2")))) "holds" (Bool (Set (Var "seq2")) "is" ($#v2_bhsp_3 :::"bounded"::: ) ))) ; theorem :: BHSP_3:26 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "," (Set (Var "seq1")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v2_bhsp_3 :::"bounded"::: ) ) & (Bool (Set (Var "seq1")) "is" ($#m2_valued_0 :::"subsequence"::: ) "of" (Set (Var "seq")))) "holds" (Bool (Set (Var "seq1")) "is" ($#v2_bhsp_3 :::"bounded"::: ) ))) ; theorem :: BHSP_3:27 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "," (Set (Var "seq1")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v1_bhsp_2 :::"convergent"::: ) ) & (Bool (Set (Var "seq1")) "is" ($#m2_valued_0 :::"subsequence"::: ) "of" (Set (Var "seq")))) "holds" (Bool (Set (Var "seq1")) "is" ($#v1_bhsp_2 :::"convergent"::: ) ))) ; theorem :: BHSP_3:28 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq1")) "is" ($#m2_valued_0 :::"subsequence"::: ) "of" (Set (Var "seq"))) & (Bool (Set (Var "seq")) "is" ($#v1_bhsp_2 :::"convergent"::: ) )) "holds" (Bool (Set ($#k1_bhsp_2 :::"lim"::: ) (Set (Var "seq1"))) ($#r1_hidden :::"="::: ) (Set ($#k1_bhsp_2 :::"lim"::: ) (Set (Var "seq")))))) ; theorem :: BHSP_3:29 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "," (Set (Var "seq1")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) ) & (Bool (Set (Var "seq1")) "is" ($#m2_valued_0 :::"subsequence"::: ) "of" (Set (Var "seq")))) "holds" (Bool (Set (Var "seq1")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) ))) ; theorem :: BHSP_3:30 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) (Bool "for" (Set (Var "k")) "," (Set (Var "m")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "holds" (Bool (Set (Set "(" (Set (Var "seq")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k")) ")" ) ($#k1_valued_0 :::"^\"::: ) (Set (Var "m"))) ($#r1_hidden :::"="::: ) (Set (Set "(" (Set (Var "seq")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "m")) ")" ) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k"))))))) ; theorem :: BHSP_3:31 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) (Bool "for" (Set (Var "k")) "," (Set (Var "m")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "holds" (Bool (Set (Set "(" (Set (Var "seq")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k")) ")" ) ($#k1_valued_0 :::"^\"::: ) (Set (Var "m"))) ($#r1_hidden :::"="::: ) (Set (Set (Var "seq")) ($#k1_valued_0 :::"^\"::: ) (Set "(" (Set (Var "k")) ($#k2_nat_1 :::"+"::: ) (Set (Var "m")) ")" )))))) ; theorem :: BHSP_3:32 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq2")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) (Bool "for" (Set (Var "k")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "holds" (Bool (Set (Set "(" (Set (Var "seq1")) ($#k6_bhsp_1 :::"+"::: ) (Set (Var "seq2")) ")" ) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k"))) ($#r1_hidden :::"="::: ) (Set (Set "(" (Set (Var "seq1")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k")) ")" ) ($#k6_bhsp_1 :::"+"::: ) (Set "(" (Set (Var "seq2")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k")) ")" )))))) ; theorem :: BHSP_3:33 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) (Bool "for" (Set (Var "k")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "holds" (Bool (Set (Set "(" ($#k5_vfunct_1 :::"-"::: ) (Set (Var "seq")) ")" ) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k"))) ($#r1_hidden :::"="::: ) (Set ($#k5_vfunct_1 :::"-"::: ) (Set "(" (Set (Var "seq")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k")) ")" )))))) ; theorem :: BHSP_3:34 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq2")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) (Bool "for" (Set (Var "k")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "holds" (Bool (Set (Set "(" (Set (Var "seq1")) ($#k3_normsp_1 :::"-"::: ) (Set (Var "seq2")) ")" ) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k"))) ($#r1_hidden :::"="::: ) (Set (Set "(" (Set (Var "seq1")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k")) ")" ) ($#k3_normsp_1 :::"-"::: ) (Set "(" (Set (Var "seq2")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k")) ")" )))))) ; theorem :: BHSP_3:35 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "a")) "being" ($#m1_subset_1 :::"Real":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) (Bool "for" (Set (Var "k")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "holds" (Bool (Set (Set "(" (Set (Var "a")) ($#k5_normsp_1 :::"*"::: ) (Set (Var "seq")) ")" ) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k"))) ($#r1_hidden :::"="::: ) (Set (Set (Var "a")) ($#k5_normsp_1 :::"*"::: ) (Set "(" (Set (Var "seq")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k")) ")" ))))))) ; theorem :: BHSP_3:36 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) (Bool "for" (Set (Var "k")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v1_bhsp_2 :::"convergent"::: ) )) "holds" (Bool "(" (Bool (Set (Set (Var "seq")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k"))) "is" ($#v1_bhsp_2 :::"convergent"::: ) ) & (Bool (Set ($#k1_bhsp_2 :::"lim"::: ) (Set "(" (Set (Var "seq")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k")) ")" )) ($#r1_hidden :::"="::: ) (Set ($#k1_bhsp_2 :::"lim"::: ) (Set (Var "seq")))) ")" )))) ; theorem :: BHSP_3:37 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "," (Set (Var "seq1")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v1_bhsp_2 :::"convergent"::: ) ) & (Bool "ex" (Set (Var "k")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool (Set (Var "seq")) ($#r1_hidden :::"="::: ) (Set (Set (Var "seq1")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k")))))) "holds" (Bool (Set (Var "seq1")) "is" ($#v1_bhsp_2 :::"convergent"::: ) ))) ; theorem :: BHSP_3:38 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "," (Set (Var "seq1")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) ) & (Bool "ex" (Set (Var "k")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool (Set (Var "seq")) ($#r1_hidden :::"="::: ) (Set (Set (Var "seq1")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k")))))) "holds" (Bool (Set (Var "seq1")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) ))) ; theorem :: BHSP_3:39 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) (Bool "for" (Set (Var "k")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) )) "holds" (Bool (Set (Set (Var "seq")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k"))) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) )))) ; theorem :: BHSP_3:40 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq1")) "," (Set (Var "seq2")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) (Bool "for" (Set (Var "k")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool (Bool (Set (Var "seq1")) ($#r2_bhsp_3 :::"is_compared_to"::: ) (Set (Var "seq2")))) "holds" (Bool (Set (Set (Var "seq1")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k"))) ($#r2_bhsp_3 :::"is_compared_to"::: ) (Set (Set (Var "seq2")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k"))))))) ; theorem :: BHSP_3:41 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) (Bool "for" (Set (Var "k")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v2_bhsp_3 :::"bounded"::: ) )) "holds" (Bool (Set (Set (Var "seq")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k"))) "is" ($#v2_bhsp_3 :::"bounded"::: ) )))) ; theorem :: BHSP_3:42 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) (Bool "for" (Set (Var "k")) "being" ($#m2_subset_1 :::"Element"::: ) "of" (Set ($#k5_numbers :::"NAT"::: ) ) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v3_funct_1 :::"constant"::: ) )) "holds" (Bool (Set (Set (Var "seq")) ($#k1_valued_0 :::"^\"::: ) (Set (Var "k"))) "is" ($#v3_funct_1 :::"constant"::: ) )))) ; definitionlet "X" be ($#l1_bhsp_1 :::"RealUnitarySpace":::); attr "X" is :::"complete"::: means :: BHSP_3:def 4 (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" "X" "st" (Bool (Bool (Set (Var "seq")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) )) "holds" (Bool (Set (Var "seq")) "is" ($#v1_bhsp_2 :::"convergent"::: ) )); end; :: deftheorem defines :::"complete"::: BHSP_3:def 4 : (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) "holds" (Bool "(" (Bool (Set (Var "X")) "is" ($#v3_bhsp_3 :::"complete"::: ) ) "iff" (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "seq")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) )) "holds" (Bool (Set (Var "seq")) "is" ($#v1_bhsp_2 :::"convergent"::: ) )) ")" )); theorem :: BHSP_3:43 (Bool "for" (Set (Var "X")) "being" ($#l1_bhsp_1 :::"RealUnitarySpace":::) (Bool "for" (Set (Var "seq")) "being" ($#m1_subset_1 :::"sequence":::) "of" (Set (Var "X")) "st" (Bool (Bool (Set (Var "X")) "is" ($#v3_bhsp_3 :::"complete"::: ) ) & (Bool (Set (Var "seq")) "is" ($#v1_bhsp_3 :::"Cauchy"::: ) )) "holds" (Bool (Set (Var "seq")) "is" ($#v2_bhsp_3 :::"bounded"::: ) ))) ;