Multiset.covBy_iff

∀ {α : Type u_1} {s t : Multiset α}, s ⋖ t ↔ ∃ a, a ::ₘ s = t

Defined in: Mathlib.Data.Finset.Grade
Cited by: 0 results in Mathlib
Foundations: Depth 28 from the axioms · uses propext, Classical.choice, Quot.sound

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