Theorem subsingleton_or_nontrivial

Modification history

2023-08-10 19:52
Mathlib/Logic/Nontrivial.lean
chore: banish `Type _` and `Sort _` (#6499) …
Modified subsingleton_or_nontrivialView on Github →
2022-11-11 01:58
Mathlib/Logic/Nontrivial.lean
feat: port Mathlib.Logic.Nontrivial (#547) …
Added subsingleton_or_nontrivialView on Github →