Mathlib Map

Theorems · Theorem · combinatorics

Multiset.map_congr

∀ {α : Type u_1} {β : Type v} {f g : α → β} {s t : Multiset α},
  s = t → (∀ x ∈ t, f x = g x) → Multiset.map f s = Multiset.map g t
Defined in
Mathlib.Data.Multiset.MapFold
Cited by
232 results in Mathlib
Foundations
Depth 15 from the axioms, rests on 81 definitions · uses propext, Quot.sound

Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

Cites2

Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.

Cited by232

Results whose statement or proof uses this declaration.