Finset.eraseNone_insertNone

∀ {α : Type u_1} (s : Finset α), Finset.eraseNone (Finset.insertNone s) = s

Defined in: Mathlib.Data.Finset.Option
Cited by: 0 results in Mathlib
Foundations: Depth 64 from the axioms · uses propext, Classical.choice, Quot.sound

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