AN ALTERNATIVE THEOREM FOR QUADRATIC-FORMS AND EXTENSIONS

被引：17
|
作者：
CROUZEIX, JP
MARTINEZLEGAZ, JE
SEEGER, A
机构：
[1] UNIV AUTONOMA BARCELONA,DEPT ECON & HIST ECON,E-08193 BARCELONA,SPAIN
[2] UNIV BARCELONA,DEPT MATEMAT APLICADA & ANAL,E-08071 BARCELONA,SPAIN
来源：
LINEAR ALGEBRA AND ITS APPLICATIONS | 1995年 / 215卷
关键词：
D O I：
10.1016/0024-3795(93)00082-B
中图分类号：
O29 [应用数学];
学科分类号：
070104 ;
摘要：
This note concerns an alternative theorem for quadratic forms established recently by Y. Yuan. We explore some directions in which Yuan's result can be extended, and we indicate also some important situations where an alternative theorem a la Yuan does not hold.
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页码：121 / 134
页数：14
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