Mathlib Changelog
v4
Changelog
About
Github
Theorem
IsOpenQuotientMap.continuousAt_comp_iff
Modification history
2024-09-28 09:50
Mathlib/Topology/Maps/OpenQuotient.lean
feat(Topology): define `IsOpenQuotientMap` (#16549)
Added
IsOpenQuotientMap.continuousAt_comp_iff
View on Github →