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Theorem nhds_basis_opens

Modification history

2022-05-13 02:53
src/topology/basic.lean
feat(topology/basic): add `nhds_basis_closeds` (#14083) …
Modified nhds_basis_opensView on Github →
2020-03-31 00:17
src/topology/basic.lean
feat(*): more `prod`-related (continuous) linear maps and their derivatives (#2277) …
Modified nhds_basis_opensView on Github →
2020-02-06 12:20
src/topology/basic.lean
refactor(topology/basic): rewrite some proofs using filter bases (#1967)
Added nhds_basis_opensView on Github →