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Theorem interior_singleton

Modification history

2021-12-15 18:05
src/topology/basic.lean
chore(*): introduce notation for left/right/punctured nhds (#10694) …
Modified interior_singletonView on Github →
2021-08-22 16:54
src/topology/basic.lean
feat(topology/basic): interior of a singleton (#8784) …
Added interior_singletonView on Github →