Theorem is_clopen_diff
Modification history
2021-05-19 12:41
src/topology/subset_properties.lean
refactor(topology/basic): use dot notation in `is_open.union` and friends (#7647) …
Deleted is_clopen_diffView on Github →2020-06-29 19:03
src/topology/subset_properties.lean
chore(*): change notation for `set.compl` (#3212) …
Modified is_clopen_diffView on Github →