On Trigonometric Series with Monotonic Coefficients in $L^1_{\mu}$

Sergo A. Episkoposian, Tigran M. Grigorian
2011 Journal of Nonlinear Analysis and Application  
In this paper we consider the question of a representations of functions from weighed class L 1 µ [0, 2π] by series with monotonic coefficients concerning trigonometric systems .
doi:10.5899/2011/jnaa-00075 fatcat:h35lka2gvnbojc6lqxpiyvjive