(function_inverse_alt_aux
(inverse_inverse_alt_TCC1 0
(inverse_inverse_alt_TCC1-1 nil 3301319377
("" (skosimp)
(("" (lemma "inverse_types" )
(("" (split) (("1" (propax) nil nil ) ("2" (propax) nil nil ))
nil ))
nil ))
nil )
((inverse_types formula-decl nil function_inverse_alt_aux nil ))
shostak))
(inverse_inverse_alt_TCC2 0
(inverse_inverse_alt_TCC2-1 nil 3301319377
("" (skosimp*) (("" (inst + "f!1(r!1)" ) nil nil )) nil )
((R formal-type-decl nil function_inverse_alt_aux nil )
(D formal-type-decl nil function_inverse_alt_aux nil ))
shostak))
(inverse_inverse_alt 0
(inverse_inverse_alt-1 nil 3301319427
("" (skosimp)
(("" (apply-extensionality :hide? t)
(("1"
(lemma "bijective_inverse_alt_is_bijective[D,R]" ("f" "f!1" ))
(("1" (lemma "bijective_inverse_is_inverse_alt[R,D]" )
(("1" (typepred "inverse_alt(f!1)" )
(("1" (inst -2 "inverse_alt(f!1)" "_" )
(("1" (inst - "f!1" )
(("1" (replace -2 * rl) (("1" (propax) nil nil )) nil )
("2" (hide 2)
(("2" (name "G" "inverse_alt[D, R](f!1)" )
(("2" (replace -1)
(("2"
(lemma "bijective_inverse_alt[D,R]"
("f" "f!1" "g" "G" ))
(("2" (expand "inverse?" )
(("2" (skosimp*)
(("2" (inst - "r!1" "f!1(r!1)" )
(("2" (assert ) nil nil )) nil ))
nil ))
nil ))
nil ))
nil ))
nil ))
nil ))
nil )
("2" (lemma "inverse_types" ) (("2" (propax) nil nil ))
nil ))
nil ))
nil )
("2" (hide-all-but (1 -2))
(("2" (flatten)
(("2" (skosimp*) (("2" (inst + "f!1(r!1)" ) nil nil ))
nil ))
nil ))
nil ))
nil )
("2" (lemma "inverse_types" ) (("2" (propax) nil nil )) nil ))
nil )
("2" (flatten)
(("2" (skosimp*) (("2" (inst + "f!1(r!1)" ) nil nil )) nil )) nil )
("3" (lemma "inverse_types" ) (("3" (propax) nil nil )) nil ))
nil ))
nil )
((D formal-type-decl nil function_inverse_alt_aux nil )
(R formal-type-decl nil function_inverse_alt_aux nil )
(inverse_alt const-decl "inverses(f)" function_inverse_alt nil )
(inverses nonempty-type-eq-decl nil function_inverse_alt nil )
(inverse? const-decl "bool" function_inverse_def nil )
(boolean nonempty-type-decl nil booleans nil )
(bool nonempty-type-eq-decl nil booleans nil )
(OR const-decl "[bool, bool -> bool]" booleans nil )
(TRUE const-decl "bool" booleans nil )
(FALSE const-decl "bool" booleans nil )
(bijective_inverse_is_inverse_alt formula-decl nil
function_inverse_alt nil )
(f!1 skolem-const-decl "[D -> R]" function_inverse_alt_aux nil )
(bijective_inverse_alt formula-decl nil function_inverse_def nil )
(= const-decl "[T, T -> boolean]" equalities nil )
(inverse_types formula-decl nil function_inverse_alt_aux nil )
(NOT const-decl "[bool -> bool]" booleans nil )
(bijective? const-decl "bool" functions nil )
(bijective_inverse_alt_is_bijective judgement-tcc nil
function_inverse_alt nil ))
shostak)))
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