Theorem Option.some_orElse'

Modification history

2025-05-02 23:00
Mathlib/Data/Option/Basic.lean
chore: bump toolchain to v4.20.0-rc2 (#24561)
Deleted Option.some_orElse'View on Github →
2022-11-22 07:59
Mathlib/Data/Option/Basic.lean
feat: add `fun x ↦ t` syntax (#617)
Modified Option.some_orElse'View on Github →
2022-11-07 03:58
Mathlib/Data/Option/Basic.lean
feat: port Data.Option.Basic (#493) …
Added Option.some_orElse'View on Github →