Theorems · Theorem · combinatorics
Multiset.foldr_singleton
∀ {α : Type u_1} {β : Type v} (f : α → β → β) [inst : LeftCommutative f] (b : β) (a : α), Multiset.foldr f b {a} = f a b- Defined in
- Mathlib.Data.Multiset.MapFold
- Cited by
- 1 results in Mathlib
- Foundations
- Depth 14 from the axioms · uses propext, Quot.sound
- Assumes
- LeftCommutative
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites3
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Multisetstatement · cited by 2,627
- LeftCommutativestatement and proof · cited by 20
- Multiset.foldrstatement · cited by 18
Cited by1
Results whose statement or proof uses this declaration.
- Multiset.fold_singletonproof · cited by 2