中文

平面Sobolev $W^{2,1}$同胚由分段二次同胚与微分同胚的逼近

泛函分析 2020-08-14 v1

摘要

给定平面中一个Sobolev同胚fW2,1f\in W^{2,1},我们找到一个分段二次同胚,使其在ϵ\epsilon测度集外逼近它。我们证明该分段二次映射可在该集上按W2,1W^{2,1}范数被微分同胚逼近。

关键词

引用

@article{arxiv.2008.05736,
  title  = {Approximation of planar Sobolev $W^{2,1}$ homeomorphisms by Piecewise Quadratic Homeomorphisms and Diffeomorphisms},
  author = {Daniel Campbell and Stanislav Hencl},
  journal= {arXiv preprint arXiv:2008.05736},
  year   = {2020}
}