Mathlib v3 is deprecated. Go to Mathlib v4

Def topological_space.opens.map_iso

Modification history

2019-04-16 07:19
src/category_theory/instances/Top/opens.lean
feature(category_theory/instances/Top/open[_nhds]): category of open sets, and open neighbourhoods of a point (merge #920 first) (#922) …
Modified topological_space.opens.map_isoView on Github →
2018-12-20 23:12
category_theory/examples/topological_spaces.lean
feat(category_theory): assorted small changes from the old limits PR (#512)
Added topological_space.opens.map_isoView on Github →