Kasymov, K. A. Boundary-value problems with initial discontinuities. (English. Russian original) Zbl 0612.34016 Differ. Equations 21, 1139-1143 (1985); translation from Differ. Uravn. 21, No. 10, 1701-1706 (1985). Reviewer: P.Chocholatý MSC: 34B15 34A45 34E05 PDFBibTeX XMLCite \textit{K. A. Kasymov}, Differ. Equations 21, 1139--1143 (1985; Zbl 0612.34016); translation from Differ. Uravn. 21, No. 10, 1701--1706 (1985)
Il’in, O. A.; Kasymov, K. A. Asymptotics of the solution of a problem with initial jump for an n- dimensional hyperbolic equation. (Russian) Zbl 0587.35067 Izv. Akad. Nauk Kaz. SSR, Ser. Fiz.-Mat. 1985, No. 1(122), 34-39 (1985). Reviewer: G.Popov MSC: 35M99 35L80 35L15 35C20 PDFBibTeX XMLCite \textit{O. A. Il'in} and \textit{K. A. Kasymov}, Izv. Akad. Nauk Kaz. SSR, Ser. Fiz.-Mat. 1985, No. 1(122), 34--39 (1985; Zbl 0587.35067)