Theorem Matroid.delete_contract_eq_diff

Modification history

2026-06-09 08:51
Mathlib/Combinatorics/Matroid/Minor/Contract.lean
chore: rename `diff` to `sdiff` (#40184) …
Deleted Matroid.delete_contract_eq_diffView on Github →
2025-04-11 12:31
Mathlib/Data/Matroid/Minor/Contract.lean
feat(Matroid): definition of minor (#23873) …
Added Matroid.delete_contract_eq_diffView on Github →