Matroid.fundCocircuit_eq_of_notMem

∀ {α : Type u_1} {X : Set α} {e : α} (M : Matroid α), e ∉ X → M.fundCocircuit e X = {e}

The fundamental cocircuit of X and e has the junk value {e} if e ∉ X

Defined in: Mathlib.Combinatorics.Matroid.Circuit
Cited by: 0 results in Mathlib
Foundations: Depth 72 from the axioms · uses propext, Classical.choice, Quot.sound

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