Definitions of Sobolev classes on metric spaces

被引:116
作者
Franchi, B
Hajlasz, P
Koskela, P
机构
[1] Univ Bologna, Dipartmento Matemat, I-40127 Bologna, Italy
[2] Warsaw Univ, Inst Math, PL-02097 Warsaw, Poland
[3] Univ Jyvaskyla, Dept Math, FIN-40351 Jyvaskyla, Finland
关键词
Sobolev spaces; metric spaces; doubling measures; Carnot-Caratheodory spaces; hormander's rank condition;
D O I
10.5802/aif.1742
中图分类号
O1 [数学];
学科分类号
0701 [数学]; 070101 [基础数学];
摘要
There have been recent attempts to develop the theory of Sobolev spaces W-1.p on metric spaces that do not admit any differentiable structure. We prove that certain definitions are equivalent. We also define the spaces in the limiting case p = 1.
引用
收藏
页码:1903 / +
页数:23
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