Theorem Matroid.IsBasis'.contract_isBasis'_sdiff_of_subset

Modification history

2026-06-09 08:51
Mathlib/Combinatorics/Matroid/Minor/Contract.lean
chore: rename `diff` to `sdiff` (#40184) …
Added Matroid.IsBasis'.contract_isBasis'_sdiff_of_subsetView on Github →