Bifurcation of an Equilibrium for a System of Differential Equations in the Critical Case of Two Pure Imaginary and Two Zero Roots of the Characteristic Equation: II V. V. Basov OriginalPaper Pages: 459 - 463
A Critical Periodic Boundary Value Problem for a Matrix Riccati Equation A. A. BoichukS. A. Krivosheya OriginalPaper Pages: 464 - 471
Reducibility of Single-Input Linear Piecewise Smooth Systems to Hessenberg and Frobenius Forms V. T. BorukhovI. V. Gaishun OriginalPaper Pages: 472 - 478
A Parameter Extension Method for Solving Boundary Value Problems in Optimal Control Theory V. V. DikusarM. KoskaA. Figura OriginalPaper Pages: 479 - 484
Nonanticipating Multimappings and Their Construction by the Method of Program Iterations: I A. G. Chentsov OriginalPaper Pages: 498 - 509
A Special Dulac Function for a Quadratic System on the Plane L. A. CherkasI. S. Shchukina OriginalPaper Pages: 510 - 516
The Green Matrix for Strictly Hyperbolic Systems with Second-Order Derivatives L. A. AlekseevaG. K. Zakir'yanova OriginalPaper Pages: 517 - 523
A Two-Dimensional Step-Like Contrast Structure in the Case of a Multiple Root of the Transition Line Equation V. F. ButuzovV. V. Kiryushin OriginalPaper Pages: 524 - 539
Critical Exponents for the Absence of Solutions for Systems of Quasilinear Parabolic Inequalities S. I. PokhozhaevA. Tesei OriginalPaper Pages: 551 - 558
A Generalization of a Fundamental System of Functions of the Laplace Operator M. A. Soldatova OriginalPaper Pages: 559 - 567
Periodic Solutions of a System of Linear Difference Equations with Continuous Argument M. G. BlizorukovYu. F. Dolgii OriginalPaper Pages: 568 - 577
A Two-SidedMethod for the First Boundary Value Problem for Singular Ordinary Differential Equations I. I. Lazurchak OriginalPaper Pages: 578 - 588
A Class of Singularly Perturbed Boundary Value Problems with Unstable Spectrum of the Limit Operator Yu. A. Konyaev OriginalPaper Pages: 589 - 592
Conditions for Convergence of Biorthogonal Expansions of Functions on a Closed Interval I. S. Lomov OriginalPaper Pages: 593 - 597
Periodic Solutions of Nonlinear Nonautonomous Systems of Ordinary Differential Equations M. T. TerekhinN. V. Retyunskikh OriginalPaper Pages: 598 - 602
The Dirichlet Problem for a Degenerate Hyperbolic Equation in a Rectangle M. M. Khachev OriginalPaper Pages: 603 - 606