Theorem not_or

Modification history

2022-09-08 18:38
Mathlib/Init/Logic.lean
chore: bump std4 09-08 (#403) …
Deleted not_orView on Github →
2021-08-12 12:17
Mathlib/Init/Logic.lean
split out Lean 3 prelude items from Logic/Basic.lean to Init/Logic.lean (#34)
Modified not_orView on Github →
2021-05-09 22:49
Mathlib/Logic/Basic.lean
feat(Logic/Basic): import init.logic
Added not_orView on Github →