M. Rakhimov, “On the property of being a Riesz basis of systems of eigen- and adjoint elements of differential equations with operator coefficients”, Dokl. Akad. Nauk SSSR, 1987, Volume 293, Number 3,Pages <nobr>538

MATHEMATICS

On the property of being a Riesz basis of systems of eigen- and adjoint elements of differential equations with operator coefficients

M. Rakhimov^ab

^a Turkmen Institute of National Economy Ashgabat
^b Lomonosov Moscow State University

UDC: 517.95

Presented: A. N. Tikhonov
Received: 11.02.1986