Theorem if_congr

Modification history

2024-09-11 05:42
Mathlib/Init/Logic.lean
chore: deprecate `dif_ctx_congr`, move `if_(ctx_)congr` (#16692) …
Modified if_congrView on Github →
2022-10-24 02:02
Mathlib/Init/Logic.lean
feat: align `init.{core, logic}` (#490) …
Modified if_congrView 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 if_congrView on Github →