Elliptic functionally-differential equations with contractions of arguments in weight spaces were studied.
Boundary value problems for elliptic differential-difference equations
On some multidimensional limit boundary value problems factorization for an elliptic symbol authors construct a solution for this
boundary value problem and studes
On the stability of the telegraph equation with time delayIn this study, the initial
value problem for telegraph equations with time delay in a Hilbert space
Алгоритм с сильной устойчивостью для решения краевых задач в теории нерегулярных волноводовКураев, А. А.,
Матвеенко, В. В.,
Попкова, Т. Л.,
Kuraev, A. A.,
Matveyenko, V. V.,
Popkova, T. L. formulated
two-point
boundary problems for ordinary differential equations arising in the irregular