Theorems · Theorem

DFunLike.ext

∀ {F : Sort u_1} {α : Sort u_2} {β : α → Sort u_3} [i : DFunLike F α β] (f g : F), (∀ (x : α), f x = g x) → f = g

Defined in: Mathlib.Data.FunLike.Basic
Cited by: 240 results in Mathlib
Foundations: Depth 5 from the axioms, rests on 8 definitions · uses Quot.sound
Assumes: DFunLike

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