mathlib
fdf8a71f - feat(topology/bases): a family of nonempty disjoint open sets is countable in a separable space (#9557)

Commit

4 years ago

feat(topology/bases): a family of nonempty disjoint open sets is countable in a separable space (#9557) Together with unrelated small lemmas on balls and on `pairwise_on`.

Author

sgouezel

Parents

815eaca0

mathlib fdf8a71f - feat(topology/bases): a family of nonempty disjoint open sets is countable in a separable space (#9557)

mathlib
fdf8a71f - feat(topology/bases): a family of nonempty disjoint open sets is countable in a separable space (#9557)