Multiset.singleton_eq_cons_iff

∀ {α : Type u_1} {a b : α} (m : Multiset α), {a} = b ::ₘ m ↔ a = b ∧ m = 0

Defined in: Mathlib.Data.Multiset.ZeroCons
Cited by: 0 results in Mathlib
Foundations: Depth 22 from the axioms · uses propext, Classical.choice, Quot.sound

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