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Theorem set.ne_empty_iff_nonempty

Modification history

2022-12-05 00:55
src/data/set/basic.lean
chore(data/{finset,set}/basic): Align lemmas (#17805) …
Deleted set.ne_empty_iff_nonemptyView on Github →
2021-01-27 18:19
src/data/set/basic.lean
refactor(data/set/basic): simpler proofs (#5920) …
Modified set.ne_empty_iff_nonemptyView on Github →
2020-04-02 19:25
src/data/set/basic.lean
fix(tactic/lint): simp_nf: do not ignore errors (#2266) …
Modified set.ne_empty_iff_nonemptyView on Github →
2020-02-05 06:25
src/data/set/basic.lean
refactor(*): migrate from `≠ ∅` to `set.nonempty` (#1954) …
Modified set.ne_empty_iff_nonemptyView on Github →
2019-12-05 01:31
src/data/set/basic.lean
feat(data/set/basic): define `set.nonempty` (#1779) …
Added set.ne_empty_iff_nonemptyView on Github →