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Theorem subsingleton_of_not_nonempty

Modification history

2021-12-15 19:58
src/logic/basic.lean
split(logic/nonempty): Split off `logic.basic` (#10762) …
Modified subsingleton_of_not_nonemptyView on Github →
2021-04-05 20:54
src/logic/basic.lean
feat(logic/basic): subsingleton_of_not_nonempty (#7043) …
Added subsingleton_of_not_nonemptyView on Github →