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Declaration
image_intro
Mathlib.Algebra.Group.Image
Packages
2
Module
63
Theorems
750
Declarations
1016
Untrusted sidecar
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Statement
forall (G : Sort u), forall (H : Sort v), forall (f : forall (x : G), H), forall (a : G), @ImagePred.{u,v} G H f (f a)Proof term
fun G => fun H => fun f => fun a => fun (P : Prop) => fun (mk : forall (b : G), forall (h : @Eq.{v} H (f b) (f a)), P) => mk a (@Eq.refl.{v} H (f a))