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Theorem set.inter_singleton_ne_empty

Modification history

2020-02-05 06:25
src/data/set/basic.lean
refactor(*): migrate from `≠ ∅` to `set.nonempty` (#1954) …
Deleted set.inter_singleton_ne_emptyView on Github →
2019-12-15 22:29
src/data/set/basic.lean
feat(data/set/intervals): add `nonempty_Icc` etc, `image_(add/mul)_(left/right)_Icc` (#1803)
Modified set.inter_singleton_ne_emptyView on Github →
2018-08-28 17:33
data/set/basic.lean
feat(data/set/basic): some more basic set lemmas (#288)
Added set.inter_singleton_ne_emptyView on Github →