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Contractions of angles in symmetric cones
被引:3
|
作者
:
Koufany, K
论文数:
0
引用数:
0
h-index:
0
机构:
Univ Nancy 1, Inst E Cartan, F-54506 Vandoeuvre Les Nancy, France
Univ Nancy 1, Inst E Cartan, F-54506 Vandoeuvre Les Nancy, France
Koufany, K
[
1
]
机构
:
[1]
Univ Nancy 1, Inst E Cartan, F-54506 Vandoeuvre Les Nancy, France
来源
:
PUBLICATIONS OF THE RESEARCH INSTITUTE FOR MATHEMATICAL SCIENCES
|
2002年
/ 38卷
/ 02期
关键词
:
angles;
contractions;
cross-ratio;
symmetric cones;
D O I
:
10.2977/prims/1145476336
中图分类号
:
O1 [数学];
学科分类号
:
0701 ;
070101 ;
摘要
:
For a symmetric cone Q we compute its Riemannian distance in terms of the singular values of a generalized cross-ratio and prove that the semigroup of the compressions of Q decreases the compounds distance.
引用
收藏
页码:227 / 243
页数:17
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