Commit 2022-11-24 02:24 2d5a70de
View on Github →feat(Data/Sum/Basic): sync with mathlib3 (#702)
- Mathlib4 version of leanprover-community/mathlib#17059.
- Drop
simp
attributes onSum.getLeft
etc. These attrs make Lean4 simplifygetLeft x
to amatch
expression, not onlygetLeft (inl x)
tosome x
.