No. 10 (2020): Reports of the National Academy of Sciences of Ukraine

View No. 10 (2020): Reports of the National Academy of Sciences of Ukraine
DOI: https://doi.org/10.15407/dopovidi2020.10
Published: 28.03.2024

Mathematics

  • On groups, whose non-normal subgroups are either contranormal or core-free

    L.A. Kurdachenko, A.A. Pypka, I.Ya. Subbotin
    3-8
    DOI: https://doi.org/10.15407/dopovidi2020.10.003

  • Necessary condition for the existence of a simple closed geodesic on a regular tetrahedron in the spherical space

    D.D. Sukhorebska
    9-14
    DOI: https://doi.org/10.15407/dopovidi2020.10.009

Information Science and Cybernetics

  • Stability by the vector criterion of a mixed integer optimization problem with quadratic criterial fun ctions

    Т.Т. Lebedeva, N.V. Semenova, T.I. Sergienko
    15-21
    DOI: https://doi.org/10.15407/dopovidi2020.10.015

  • Simulation of elastic wave diffraction by a sphere in semibounded region

    A.N. Khimich, I.T. Selezov, V.A. Sydoruk
    22-27
    DOI: https://doi.org/10.15407/dopovidi2020.10.022

Mechanics

  • Determining the stress concentration change with time in a viscoelastic orthotropic solid

    M.F. Selivanov, Y.R. Kulbachnyy, D.R. Onishchenko
    28-34
    DOI: https://doi.org/10.15407/dopovidi2020.10.028

Materials Science

  • Cerium oxide nanoparticles and metformin increase the reliability of the prooxidant/antioxidant balance and the survival of ageing rats

    Yu.V. Nikitchenko, V.K. Klochkov, N.S. Kavok, N.A. Karpenko, O.O. Sedyh, I.V. Nikitchenko, A.I. Bozhkov, S.L. Yefimova, V.P. Seminozhenko
    35-44
    DOI: https://doi.org/10.15407/dopovidi2020.10.035

Geosciences

Chemistry

Biology

Ecology

  • 137Cs circulation in forest ecosystems on the territory of the Chernobyl exclusion zone (Soil)

    N.Ye. Zarubina
    85-92
    DOI: https://doi.org/10.15407/dopovidi2020.10.085