TY - JOUR AU - A. M. Tabarovskii TI - Conditions for the dependence of solutions of a~system of linear differential equations on the choice of the roots of the characteristic equation JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1959 SP - 159 EP - 168 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1959_6_a19/ LA - ru ID - IVM_1959_6_a19 ER -