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Positivity of some basic cosine sums
Published online by Cambridge University Press: 24 October 2008
Abstract
We show that all partial sums of 1 + σk−α cos kθ are non-negative for α > α0, where 0·308443 < α0 < 0·308444 and α0 is the unique root of the equation
- Type
- Research Article
- Information
- Mathematical Proceedings of the Cambridge Philosophical Society , Volume 114 , Issue 3 , November 1993 , pp. 383 - 391
- Copyright
- Copyright © Cambridge Philosophical Society 1993
References
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