%0 Journal Article %A V. S. Rykhlov %T On multiple completeness of the root functions of the nonregular pencils of differential operators with constant coefficients and splitting boundary conditions %J Taurida Journal of Computer Science Theory and Mathematics %D 2018 %P 90-112 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVIM_2018_4_a4/ %G ru %F TVIM_2018_4_a4