Theorem Decidable.not_or_iff_and_not

Modification history

2024-04-24 00:10
Mathlib/Init/Logic.lean
chore(Init): add deprecation dates; remove long-deprecated items (#12347) …
Deleted Decidable.not_or_iff_and_notView on Github →
2022-10-24 02:02
Mathlib/Init/Logic.lean
feat: align `init.{core, logic}` (#490) …
Added Decidable.not_or_iff_and_notView on Github →
2022-09-08 18:38
Mathlib/Init/Logic.lean
chore: bump std4 09-08 (#403) …
Deleted Decidable.not_or_iff_and_notView 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)
Added Decidable.not_or_iff_and_notView on Github →