Mathlib v3 is deprecated. Go to Mathlib v4

Theorem normal_space_of_t3_second_countable

Modification history

2022-07-13 00:00
src/topology/separation.lean
refactor(topology/separation): rename `regular_space` to `t3_space` (#15169) …
Added normal_space_of_t3_second_countableView on Github →