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Theorem mem_nhds_of_pi_mem_nhds

Modification history

2022-09-20 14:59
src/topology/constructions.lean
chore(topology/constructions): use `variables` (#16562) …
Modified mem_nhds_of_pi_mem_nhdsView on Github →
2021-11-23 11:49
src/topology/constructions.lean
feat(order/filter/pi): define `filter.pi` and prove some properties (#10323)
Added mem_nhds_of_pi_mem_nhdsView on Github →