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The converse of Drozd’s theorem on quadratic forms

 

作者: Dieter Happel,  

 

期刊: Communications in Algebra  （Taylor Available online 1995）
卷期: Volume 23, issue 2  

页码: 737-738

 

ISSN:0092-7872

 

年代: 1995

 

DOI:10.1080/00927879508825243

 

出版商: Marcel Dekker, Inc.

 

数据来源: Taylor

 

摘要:

A well-known theorem of Drozd (see for example [R]) says that a weakly positive quadratic form has only finitely many positive roots. The aim of this note is to give an elementary proof of the converse.

 

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