Theorems · Theorem · order theory

Multiset.card_Icc

∀ {α : Type u_1} [inst : DecidableEq α] (s t : Multiset α),
  (Finset.Icc s t).card = ∏ i ∈ s.toFinset ∪ t.toFinset, (Multiset.count i t + 1 - Multiset.count i s)

Defined in

Mathlib.Data.Multiset.Interval

Cited by

4 results in Mathlib

Foundations

Depth 87 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

DecidableEq