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Is AB = I, BA = I not equivalent to AB = BA = I?

 

作者: B. S. Upadhyaya,  

 

期刊: International Journal of Mathematical Education in Science and Technology  (Taylor Available online 1992)
卷期: Volume 23, issue 2  

页码: 301-335

 

ISSN:0020-739X

 

年代: 1992

 

DOI:10.1080/0020739920230216

 

出版商: Taylor & Francis Group

 

数据来源: Taylor

 

 

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