On the extremal generatrices of some cones of doubly positive quadratic forms

被引：1

作者：

ElKadiri, M

机构：

来源：

COMPTES RENDUS DE L ACADEMIE DES SCIENCES SERIE I-MATHEMATIQUE | 1997年 / 324卷 / 04期

关键词：

D O I：

10.1016/S0764-4442(97)80079-1

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

We consider two classes of doubly positive quadratic forms on the space S of real symmetric matrices of order d greater than or equal to 2, and prove that for d = 2, these forms are the only extremal ones. This result fails for d greater than or equal to 3.

引用

页码：421 / 425

页数：5

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