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In variance under translations

 

作者: JuanM. Gracia,  

 

期刊: International Journal of Mathematical Education in Science and Technology  （Taylor Available online 1989）
卷期: Volume 20, issue 5  

页码: 709-722

 

ISSN:0020-739X

 

年代: 1989

 

DOI:10.1080/0020739890200509

 

出版商: Taylor & Francis Group

 

数据来源: Taylor

 

摘要:

In this paper, the functions which are solutions of constant coefficient homogeneous linear differential (or difference) equations are characterized in terms of the vector space spanned by the set of their translates. For this, a result about the differentiable character of the continuous solutions of Polya's functional equation is used.

 

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