Vol. 44 No. 1 (1992)

Yuri Alekseevich Mitropolsky (On the 75th anniversary of his birthday)

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Integral sets of quasilinear pulse systems

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Small random perturbations in second-order oscillatory systems

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Integral varieties of a system of differential equations with a random right part in the Banach space

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Certain aspects of theoretical-group approach in problems of nonlinear mechanics

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Development of the Bogolyubov-Mitropolsky method of integral varieties

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Simplex analysis of dynamical systems with a perturbation. New criteria of stabilization of a homoclinic separatrix and its use

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Problems with free boundaries for the nonlinear evolution equation in problems of metallurgy, medicine, ecology

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Averaging of pulse evolution systems

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Study of periodic solutions of the second-order notations

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Nonhomogeneous evolution equations with pulse actions

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Concerning existence of the Lyapunov sign-variable functions for linear systems of differential equations

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Asymptotic analysis of a singularly perturbed linear system with a singular limiting beam of matrices

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Topological aspects of dynamic systems

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Certain remarks to integral equations generated by the numerical-analytical method for solution of the boundary problems

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Integral varieties of systems of autonomous nonlinear difference equations

One method for solution of the Cauchy problem for singular parabolic equations

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Certain remarks on approximation of the hing smoothness functions by the Fourier operators

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Certain methods for construction of asymptotics for the Hill equations

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