曲线缩短流的非凸远古解
微分几何
2023-02-24 v3 偏微分方程分析
摘要
我们构造了平面曲线缩短的一个远古解。该解在所有时刻都是紧致且嵌入的。当 时,它由旋转的阴阳孤子近似,在有限角度 处截断,并用平移孤子 Grim Reaper 的一个小副本封闭。
引用
@article{arxiv.2204.05253,
title = {Nonconvex ancient solutions to Curve Shortening Flow},
author = {Yongzhe Zhang and Connor Olson and Ilyas Khan and Sigurd Angenent},
journal= {arXiv preprint arXiv:2204.05253},
year = {2023}
}
备注
The same result was independently obtained by Charyyev, J. in arXiv:2204.05978