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Theorem prod_is_open.mem_nhds

Modification history

2022-07-05 08:48
src/topology/constructions.lean
refactor(data/real/ennreal): golf, generalize (#14996) …
Deleted prod_is_open.mem_nhdsView on Github →
2021-05-24 19:29
src/topology/constructions.lean
chore(topology): rename mem_nhds_sets and mem_of_nhds and mem_nhds_sets_iff (#7690) …
Added prod_is_open.mem_nhdsView on Github →