Theorem NonUnitalSubsemiring.map_le_iff_le_comap

Modification history

2023-04-14 23:46
Mathlib/RingTheory/NonUnitalSubsemiring/Basic.lean
feat: Port `RingTheory.NonUnitalSubsemiring.Basic` (#1774)
Added NonUnitalSubsemiring.map_le_iff_le_comapView on Github →