Kagal, A. V.; Filippov, V. M. On an optimal domain with respect to \((x,t)\) for a parabolic-type equation. (English. Russian original) Zbl 0863.49005 Differ. Equations 31, No. 7, 1216-1217 (1995); translation from Differ. Uravn. 31, No. 7, 1265-1266 (1995). Reviewer: V.Chernyatin (Szczecin) MSC: 49J20 93C20 35K20 PDFBibTeX XMLCite \textit{A. V. Kagal} and \textit{V. M. Filippov}, Differ. Uravn. 31, No. 7, 1 (1995; Zbl 0863.49005); translation from Differ. Uravn. 31, No. 7, 1265--1266 (1995)
Filippov, V. M.; Tishchenko, A. N. The direct variational method for operator equations \(u^ k+C^ mu=f, k=1,2; m\in N\). (Russian) Zbl 0826.34063 Differ. Uravn. 28, No. 9, 1642-1643 (1992). MSC: 34G20 35K15 35L15 49R50 PDFBibTeX XMLCite \textit{V. M. Filippov} and \textit{A. N. Tishchenko}, Differ. Uravn. 28, No. 9, 1642--1643 (1992; Zbl 0826.34063)
Ishmukhametov, A. Z. Synthesis of optimal control for systems described by a hyperbolic equation. (Russian) Zbl 0569.49014 Differ. Uravn. 21, No. 4, 597-604 (1985). Reviewer: I.Bock MSC: 49K20 49J50 93B05 35B37 35L10 93B50 47B25 46C99 93C05 93C20 49K27 PDFBibTeX XMLCite \textit{A. Z. Ishmukhametov}, Differ. Uravn. 21, No. 4, 597--604 (1985; Zbl 0569.49014)