Matroid.cRk_closure_congr

∀ {α : Type u} {M : Matroid α} {X Y : Set α} [M.InvariantCardinalRank], M.closure X = M.closure Y → M.cRk X = M.cRk Y

Defined in: Mathlib.Combinatorics.Matroid.Rank.Cardinal
Cited by: 2 results in Mathlib
Foundations: Depth 89 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes: Matroid.InvariantCardinalRank

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