Estimates of Speed of Convergence and Equiconvergence of Spectral Decomposition of Ordinary Differential Operators
Игорь Сергеевич Ломов · Izvestiya of Saratov University Mathematics Mechanics Informatics · 2015
Kurdyumov V. P., Khromov A. P. O bazisakh Rissa iz sobstvennykh i prisoedinennykh funktsii differentsial'no-raznostnogo operatora s mnogotochechnym kraevym usloviem [The Riesz bases consisting of eigen and associated functions for a differential operator with multi-point difference boundary condition].Matematika.Mekhanika : sb.