Unset Strict Universe Declaration. RequireImport TestSuite.admit. (* -*- mode: coq; coq-prog-args: ("-indices-matter") -*- *) (* File reduced by coq-bug-finder from 5012 lines to 4659 lines, then from 4220 lines to 501 lines, then from 513 lines to 495 lines, then from 513 lines to 495 lines, then from 412 lines to 79 lines, then from 412 lines to 79 lines. *) Set Universe Polymorphism. Definition admit {T} : T. Admitted. Inductive paths {A : Type} (a : A) : A -> Type :=
idpath : paths a a.
Arguments idpath {A a} , [A] a. Notation"x = y :> A" := (@paths A x y) : type_scope. Notation"x = y" := (x = y :>_) : type_scope.
DelimitScope path_scope with path. LocalOpenScope path_scope.
Definition transport {A : Type} (P : A -> Type) {x y : A} (p : x = y) (u : P x) : P y := match p with idpath => u end.
Notation"p # x" := (transport _ p x) (right associativity, at level 65, only parsing) : path_scope.
Definition ap {A B:Type} (f:A -> B) {x y:A} (p:x = y) : f x = f y
:= match p with idpath => idpath end.
Definition apD {A:Type} {B:A->Type} (f:forall a:A, B a) {x y:A} (p:x=y):
p # (f x) = f y
:= match p with idpath => idpath end.
Class IsEquiv {A B : Type} (f : A -> B) :=
BuildIsEquiv {
equiv_inv : B -> A
}.
Record Equiv A B :=
BuildEquiv {
equiv_fun :> A -> B ;
equiv_isequiv :> IsEquiv equiv_fun
}.
#[export] Existing Instance equiv_isequiv.
Notation"A <~> B" := (Equiv A B) (at level 85) : equiv_scope.
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