Theorem Option.subsingleton_iff_is_empty

Modification history

2022-11-11 07:33
Mathlib/Logic/Unique.lean
chore: rename and alignment `is_empty` → `isEmpty` in lemmas (#571)
Deleted Option.subsingleton_iff_is_emptyView on Github →
2022-11-03 02:45
Mathlib/Logic/Unique.lean
feat: port Logic.Unique (#512)
Added Option.subsingleton_iff_is_emptyView on Github →