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Theorem frontier_compl

Modification history

2020-06-29 19:03
src/topology/basic.lean
chore(*): change notation for `set.compl` (#3212) …
Modified frontier_complView on Github →
2018-08-16 06:58
analysis/topology/topological_space.lean
feat(topological_structures): frontier_lt_subset_eq …
Added frontier_complView on Github →