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Theorem continuous_subtype_is_closed_cover

Modification history

2023-03-25 17:27
src/topology/constructions.lean
feat(topology/*): add lemmas about `𝓝[⋃ i, s i] a` (#18321) …
Deleted continuous_subtype_is_closed_coverView on Github →
2018-07-12 18:02
analysis/topology/continuity.lean
fix(analysis/topology/continuity): remove an extraneous constraint
Modified continuous_subtype_is_closed_coverView on Github →
2017-08-10 16:41
topology/continuity.lean
rename open -> is_open, closed -> is_closed
Added continuous_subtype_is_closed_coverView on Github →