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Theorem is_closed_imp

Modification history

2018-11-05 09:01
analysis/topology/topological_space.lean
feat(analysis/topology/topological_space): define T0 spaces, T4 spaces, connected and irreducible sets and components (#448)
Modified is_closed_impView on Github →
2017-09-06 19:31
topology/real.lean
feat(topology): restructure order topologies; (start) proof that ennreal is a topological monoid
Modified is_closed_impView on Github →
2017-08-10 16:41
topology/real.lean
rename open -> is_open, closed -> is_closed
Added is_closed_impView on Github →