A machine-checked solution to the Jacobians challenge

6.14. MappingDegree.ChartedSpaceLocPathConnected🔗

Jacobians.MappingDegree.ChartedSpaceLocPathConnectedsource

instLocPathConnectedSpace_complex

, viewed as an ℝ-normed space, is locally path-connected.

instance instLocPathConnectedSpace_complex : LocPathConnectedSpace ℂ

locPathConnectedSpace_of_chartedSpace_complex

Any topological space charted on is locally path-connected.

theorem locPathConnectedSpace_of_chartedSpace_complex
    {Y : Type*} [TopologicalSpace Y] [ChartedSpace ℂ Y] :
    LocPathConnectedSpace Y