62 citations · 133 across the 19 of their papers we have counts for
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math.DG2014
The Sub-Index of Critical Points of Distance Functions
Barbara Herzog, Frederick Wilhelm
We define a new notion---the sub-index of a critical point of a distance function. We show how sub-index affects the homotopy type of sublevel sets of distance functions.
math.DG2014
On Jacobi Field Splitting Theorems
Dennis Gumaer, Frederick Wilhelm
We formulate extensions of Wilking's Jacobi field splitting theorem to uniformly positive sectional curvature and also to positive and nonnegative intermediate Ricci curvatures.