Def posSubmonoid

Modification history

2024-02-13 21:51
Mathlib/RingTheory/Subsemiring/Basic.lean
feat: Submonoid of nonnegative elements (#10209) …
Deleted posSubmonoidView on Github →
2023-08-10 19:52
Mathlib/RingTheory/Subsemiring/Basic.lean
chore: banish `Type _` and `Sort _` (#6499) …
Modified posSubmonoidView on Github →
2023-01-30 11:31
Mathlib/RingTheory/Subsemiring/Basic.lean
feat: port RingTheory.Subsemiring.Basic (#1862)
Added posSubmonoidView on Github →