Abstract
We give a necessary and sufficient condition for a given point on the unit normal bundle of a closed submanifold of a 2-dimensional complete Riemannian manifold to be a differentiable point of the distance function to the cut locus of .
Citation
Minoru TANAKA. "Characterization of a differentiable point of the distance function to the cut locus." J. Math. Soc. Japan 55 (1) 231 - 241, January, 2003. https://doi.org/10.2969/jmsj/1196890851
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