Theorem List.append_left_cancel

Modification history

2024-01-19 09:25

Mathlib/Data/List/Basic.lean

chore: remove duplicates about `List.append` (#9376) …

Deleted List.append_left_cancel View on Github →

2021-12-18 19:21

Mathlib/Data/List/Basic.lean

feat: porting Data.List.Defs, Init.Data.List.Basic (#137) …

Added List.append_left_cancel View on Github →