Abstract
We construct a C 2,1 metric of non-negative Gauss curvature with no C 2 local isometric embedding in \({\mathbb{R}}^{3}.\)
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Dedicate to Professor Wei-Yue Ding on his sixtieth birthday.
Y.Y. was partially supported by an NSF grant, and a Sloan Research Fellowship.
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Nadirashvili, N., Yuan, Y. Improving Pogorelov’s isometric embedding counterexample. Calc. Var. 32, 319–323 (2008). https://doi.org/10.1007/s00526-007-0140-7
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DOI: https://doi.org/10.1007/s00526-007-0140-7