Theorem Option.orElse_none'

Modification history

2022-11-22 07:59
Mathlib/Data/Option/Basic.lean
feat: add `fun x ↦ t` syntax (#617)
Modified Option.orElse_none'View on Github →
2022-11-07 03:58
Mathlib/Data/Option/Basic.lean
feat: port Data.Option.Basic (#493) …
Added Option.orElse_none'View on Github →