On Properties of the Moduli of Blocks of the Terms of the Series $\sum \frac{1}{k} \sin kx$
Izvestiya of Saratov University. Mathematics. Mechanics. Informatics, Tome 13 (2013) no. 1, pp. 92-95
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A necessary and sufficient condition is obtained ensuring the integrability with the power weight of the sum of the moduli of blocks of the terms of series under investigation.
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