中文

球面与双曲平面中的悬链问题

微分几何 2023-01-13 v2

摘要

本文引入了球面与双曲平面中悬链曲线的概念。在这两个空间中,悬链被定义为当势能由到给定测地线的距离决定时悬垂链条的形状。我们基于曲线的曲率及其单位法向量与 ambient 空间向量场所成角度,建立了悬链的若干刻画。此外,在双曲平面中,我们将悬链的概念推广,把参考测地线替换为极限圆,或将双曲距离替换为极限圆距离。

关键词

引用

@article{arxiv.2208.13694,
  title  = {The hanging chain problem in the sphere and in the hyperbolic plane},
  author = {Rafael López},
  journal= {arXiv preprint arXiv:2208.13694},
  year   = {2023}
}

备注

2 figures. The title has been changed. Some inaccuracies concerning the physics of the problem have been fixed. Figures have been improved