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LIFE SPAN OF A SMOOTH SOLUTION FOR THE SURFACE DIFFUSION FLOW

LIFE SPAN OF A SMOOTH SOLUTION FOR THE SURFACE DIFFUSION FLOW
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摘要 Consider the motion of immersed hypersurfaces driven by surface diffusion flow and give anlower bound on the life span of a smooth immersed solution, which depends only on how muchthe curvature of the initial surface is concentrated in space.
出处 《Chinese Annals of Mathematics,Series B》 SCIE CSCD 2003年第3期331-342,共12页 数学年刊(B辑英文版)
基金 Project supported by the National Natural Science Foundation of China(No.10071067)and the Jiangsu Provincial Natural Science Foundation of China.
关键词 Surface diffusion flow Mean curvature Second fundamental form Fourth order equation 曲面扩散流 平均曲率 光滑解 发展方程 第二基本型 光滑浸入 能量不等式 寿命生成
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