Theorem Submonoid.op_le_op_iff

Modification history

2024-01-26 19:09
Mathlib/GroupTheory/Submonoid/MulOpposite.lean
feat: Add lattice lemmas about `Sub{group,monoid}.{op,unop}` (#9860) …
Added Submonoid.op_le_op_iffView on Github →