Vol. 29 No. 2 (2026)

Articles

• Propagation of elastic waves in a finite-sized body subjected to the Instantaneous concentrated force impact

  Olha Boichuk, Volodymyr Vashchenko, Evgeniy Shapovalov, Mykhailo Yaremenko

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• Regularization and chaotization of maximal attractors in the Sommerfeld–Kononenko non-ideal "spherical pendulum — electric motor" system with time delays

  Oleksii Horchakov, Aleksandr Shvets

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• Nonclassical boundary problem for partial differential equation of variable order

  Yaroslav Drin, Iryna Drin, Світлана Дрінь

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• Cross-waves on liquid surface in partially filled singing glass

  Tetiana Krasnopolskaya, Yuriy Gorskiy

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• A criterion for the regularity of linear extensions of dynamical systems in terms of the properties of the matricant

  Viktor Kulyk, Nataliya Stepanenko

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• Some consequences of the integral of motion of the center of mass in the three-body problem

  Stepan Sosnitskii

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