A new bound for the Fejér-Jackson sum
Date
1998Source
Acta Mathematica HungaricaVolume
80Issue
1-2Pages
21-30Google Scholar check
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Show full item recordAbstract
We establish a new positive functional estimate for the FejérJackson sum Sn(θ) = Σnk=1 k-1 sin kθ. This result enables us to give a simple proof of a result of Askey and Steinig on a monotonic sine sum associated with the sum Sn(θ).