Matroid.eRank_map

∀ {α : Type u_1} {β : Type u_2} {f : α → β} (M : Matroid α) (hf : Set.InjOn f M.E), (M.map f hf).eRank = M.eRank

Defined in: Mathlib.Combinatorics.Matroid.Rank.ENat
Cited by: 0 results in Mathlib
Foundations: Depth 103 from the axioms · uses propext, Classical.choice, Quot.sound

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