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Theorem mem_closure_iff_nhds

Modification history

2020-02-05 06:25
src/topology/basic.lean
refactor(*): migrate from `≠ ∅` to `set.nonempty` (#1954) …
Modified mem_closure_iff_nhdsView on Github →
2019-11-12 11:23
src/topology/basic.lean
style(*): use notation `𝓝` for `nhds` (#1582) …
Modified mem_closure_iff_nhdsView on Github →
2019-03-08 08:46
src/topology/basic.lean
feat(*): has_mem (set α) (filter α) (#799)
Modified mem_closure_iff_nhdsView on Github →
2018-01-19 16:18
analysis/topology/topological_space.lean
feat(data/real,*): supporting material for metric spaces
Added mem_closure_iff_nhdsView on Github →