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On AB and BA

 

作者: Ronald Shaw,   J.Roy Dennett,  

 

期刊: International Journal of Mathematical Education in Science and Technology  （Taylor Available online 1989）
卷期: Volume 20, issue 6  

页码: 867-870

 

ISSN:0020-739X

 

年代: 1989

 

DOI:10.1080/0020739890200609

 

出版商: Taylor & Francis Group

 

数据来源: Taylor

 

摘要:

If A, B are linear operators on a finite‐dimensional space it is known that AB and BA have the same characteristic polynomial. We show that this result can be proved very simply by the use of exterior algebra.

 

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