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Exact lower estimate of the upper limit of the ratio of the sum of sine series with monotone coefficients to its majorant |
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| Authors: | A. Yu. Popov A. P. Solodov |
| Affiliation: | 1. Faculty of Mechanics and Mathematics, Moscow State University, Leninskie Gory, Moscow, 119991, Russia |
| Abstract: | An unimprovable lower estimate of the upper limit of the ratio of the sum of sine series with monotone coefficients to its majorant is obtained. |
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