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Def quotient_map

Modification history

2020-01-06 23:48
src/topology/maps.lean
feat(topology/maps): a few lemmas about `is_open_map` (#1855) …
Modified quotient_mapView on Github →
2019-03-03 19:05
src/topology/constructions.lean
chore(topology): Splits topology.basic and topology.continuity (#785) …
Modified quotient_mapView on Github →
2018-06-19 08:17
analysis/topology/continuity.lean
feat(analysis/topology): quotient spaces and quotient maps (#155) …
Added quotient_mapView on Github →