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Theorem t2_iff_nhds

Modification history

2020-07-19 21:18
src/topology/separation.lean
refactor(order/filter/basic): add class `filter.ne_bot` (#3454) …
Modified t2_iff_nhdsView on Github →
2019-11-12 11:23
src/topology/separation.lean
style(*): use notation `𝓝` for `nhds` (#1582) …
Modified t2_iff_nhdsView on Github →
2019-03-03 19:05
src/topology/basic.lean
chore(topology): Splits topology.basic and topology.continuity (#785) …
Modified t2_iff_nhdsView on Github →
2018-11-05 09:43
analysis/topology/topological_space.lean
feat(order/filter): ultrafilter monad and the Stone-Cech compactification (#434) …
Added t2_iff_nhdsView on Github →