Nonnegativity of quadratic forms on intersections of quadrics and quadratic maps

被引：11
|
作者：
Arutyunov, A. V. [1 ]
机构：
[1] Patrice Lumumba Peoples Friendship Univ, Moscow 117302, Russia
来源：
MATHEMATICAL NOTES | 2008年 / 84卷 / 1-2期
关键词：
quadratic form; quadratic cone; quadratic map; regular zero of a quadratic function; abnormal point; bilinear map; Sard's theorem;
D O I：
10.1134/S0001434608070171
中图分类号：
O1 [数学];
学科分类号：
0701 ; 070101 ;
摘要：
The question of the nonnegativity of quadratic forms on intersections of quadratic cones is considered. An answer is given in terms of Lagrange multipliers of the quadratic forms under consideration.
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页码：155 / 165
页数：11
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