Theorem Matroid.eRk_union_le_eRk_add_eRk

Modification history

2025-05-05 14:12
Mathlib/Data/Matroid/Rank/ENat.lean
feat(Matroid/Rank): more rank API (#23951) …
Added Matroid.eRk_union_le_eRk_add_eRkView on Github →