Distance Functions and Geodesics on Submanifolds of R<sup>d</sup> and Point Clouds.

Facundo Mémoli Guillermo Sapiro Distance Functions and Geodesics on Submanifolds of R<sup>d</sup> and Point Clouds. 1227-1260 2005 65 SIAM Journal of Applied Mathematics 4 http://dx.doi.org/10.1137/S003613990342877X db/journals/siamam/siamam65.html#MemoliS05