Рыхлов В. С.

Журнал: ТВИМ 2018 №4

On Multiple Completeness of the Root Functions of the Nonregular Pencils of Differential Operators with Constant Coefficients and Splitting boundary Conditions

Журнал: ТВИМ 2016 №2

Multiple completeness of the root functions of some nonregular pencils of the third order differential operators.

Журнал: ТВИМ 2015 №1

On completeness of the root functions of polynomial pencils of ordinary differential operators with constant coefficients