Centers of convex subsets of buildings

被引：22

作者：

Balser, A

Lytchak, A

机构：

[1] LMU Munchen, Math Inst, D-80333 Munich, Germany

[2] Univ Bonn, Math Inst, D-53115 Bonn, Germany

来源：

关键词：

isometry groups; fixed points; CAT(1)-spaces; buildings;

D O I：

10.1007/s10455-005-7277-4

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

We prove that two-dimensional convex subsets of spherical buildings are either buildings or have a center.

引用

页码：201 / 209

页数：9

共 9 条

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