Loss of convexity of simple closed curves moved by surface diffusion
作者： Yoshikazu Giga , Kazuo Ito
DOI: 10.1007/978-3-0348-8765-6_14
关键词: Simple (abstract algebra) 、 Gravitational singularity 、 Convex function 、 Mathematics 、 Concave function 、 Convexity 、 Surface diffusion 、 Mathematical analysis
摘要: We rigorously prove that there exists a simple, strictly convex, smooth closed curve which loses convexity but stays simple without developing singularities when it moves by its surface diffusion for short time.
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