A method of summation of the Fourier-Jacobi series
A summation method is constructed for the Fourier-Jacobi series, which has properties similar to the properties of the de la Vallée-Poussin methods of summation of the Fourier series by the trigonometric system.
English version (Springer): Ukrainian Mathematical Journal 45 (1993), no. 5, pp 739-744.
Citation Example: Runovskii K. V. A method of summation of the Fourier-Jacobi series // Ukr. Mat. Zh. - 1993. - 45, № 5. - pp. 676–680.