中文

凸多面体的体积通过等距变形能增加多少倍?

度量几何 2017-08-08 v2

摘要

我们证明标题中问题的答案是“想要多少倍就有多少倍”。更精确地说,给定任意常数 c>0c>0,我们构造两个斜三角双棱锥 PPQQ,使得 PP 是凸的,QQ 是非凸的且与 PP 内蕴等距,并且 volQ>cvolP>0\textrm{vol} Q>c\cdot \textrm{vol} P>0

关键词

引用

@article{arxiv.1607.06604,
  title  = {How many times can the volume of a convex polyhedron be increased by isometric deformations?},
  author = {Victor Alexandrov},
  journal= {arXiv preprint arXiv:1607.06604},
  year   = {2017}
}

备注

5 pages, 2 figures. In version 2, several formulas are corrected