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On a Coefficient Conjecture of Brannan

 

作者: Roger W. Barnard,   Kent Pearce,   William Wheeler,  

 

期刊: Complex Variables, Theory and Application: An International Journal  (Taylor Available online 1997)
卷期: Volume 33, issue 1-4  

页码: 51-61

 

ISSN:0278-1077

 

年代: 1997

 

DOI:10.1080/17476939708815011

 

出版商: Gordon and Breach Science Publishers

 

关键词: coefficient conjecture;computer algebra;30C50

 

数据来源: Taylor

 

摘要:

In 1972. D.A. Branna conjectured that all of the odd coefficients,a2n+1of the power series (1+xz)α/(1-z) were dominated by those of the series (1 +z)α(1-z) for the parameter range 0 < α < 1 after having shown that this was not true for the even coefficients. He verified the case when 2n+ 1 = 3 The case when 2n+ 1 = 5 was verified in the mid-eighties by J. G. Milcetich. In this paper, we verify the case when 2n+ l = 7 using classical Sturm sequence arguments and some computer algebra.

 

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