# Differential Equations | 2001(37) articles

- Anatolii Andreevich Martynyuk (A Tribute in Honor of His 60th Birthday)
- Hilbert and Bessel Properties of Systems of Root Functions of 2mth-Order Operators
- An Internal Transition Layer in a Linear Optimal Control Problem
- Using Transformation Methods to Describe Discontinuous Trajectories in Problems with Phase Constraints
- The Local Convergence of Biorthogonal Series Related to Differential Operators with Nonsmooth Coefficients : I
- Solvability of the Equations of Motion of a Mechanical System with Dry Friction
- The Geometry of Discontinuous Systems Near a Hyperbolic Singular Point of the Sliding Field
- Linkage of Cycles and Boundary Value Problems for Ordinary Differential Equations
- Algebraic Aspects of Finding a Dulac Function for Polynomial Autonomous Systems on the Plane
- Solutions Periodic in Distribution to a Boundary Value Problem for the Telegraph Equation
- Attractors of a Nonlinear Boundary Value Problem Arising in Aeroelasticity
- A Formula for the First Regularized Trace of a Perturbed Laplace–Beltrami Operator
- Error Estimates for an Approximation to a Characteristic Singular Integral Equation
- A Grid Approximation to the Transport Equation in the Problem on a Flow Past a Flat Plate at Large Reynolds Numbers
- Uniform Approximation of Solutions of the Initial Value Problem for Functional-Differential Equations by Dirichlet Series