Matroid.map_val_restrictSubtype_ground_eq

∀ {α : Type u_1} (M : Matroid α), (M.restrictSubtype M.E).map Subtype.val ⋯ = M

M.restrictSubtype M.E is isomorphic to M.

Defined in: Mathlib.Combinatorics.Matroid.Map
Cited by: 0 results in Mathlib
Foundations: Depth 98 from the axioms · uses propext, Classical.choice, Quot.sound

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