Mathlib Changelog
v4
Changelog
About
Github
Theorem
AddCircle.isCoveringMap_coe
Modification history
2025-12-22 22:40
Mathlib/Topology/Covering/AddCircle.lean
feat: covering maps from properly discontinuous actions and discrete subgroups (#7596)
Added
AddCircle.isCoveringMap_coe
View on Github →