Matroid.isColoop_iff_forall_mem_closure_iff_mem

∀ {α : Type u_1} {M : Matroid α} {e : α}, M.IsColoop e ↔ ∀ (X : Set α), e ∈ M.closure X ↔ e ∈ X

Defined in: Mathlib.Combinatorics.Matroid.Loop
Cited by: 2 results in Mathlib
Foundations: Depth 95 from the axioms · uses propext, Classical.choice, Quot.sound

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