Vol. 55 No. 1 (254) (2021)

DOI: https://doi.org/10.46991/PYSUA.2021.55.1
Published: 2021-05-21

Mathematics

  • EXPLICIT FORM FOR THE FIRST INTEGRAL AND LIMIT CYCLES OF A CLASS OF PLANAR KOLMOGOROV SYSTEMS

    Rachid Boukoucha
    1-11
    DOI: https://doi.org/10.46991/PYSU:A/2021.55.1.01

  • ON THE UNCONDITIONAL CONVERGENCE OF FABER-SCHAUDER SERIES IN $L^{1}$

    Tigran M. Grigoryan, Artavazd A. Maranjyan
    12-19
    DOI: https://doi.org/10.46991/PYSU:A/2021.55.1.012

  • ON WEIGHTED SOLUTIONS OF $\overline{\partial}$-EQUATION IN THE UNIT DISC

    Feliks V. Hayrapetyan
    20-28
    DOI: https://doi.org/10.46991/PYSU:A/2021.55.1.020

  • LOSS FUNCTIONS AND DESCENT METHOD

    Victor K. Ohanyan, Hovhannes Z. Zohrabyan
    29-35
    DOI: https://doi.org/10.46991/PYSU:A/2021.55.1.029

  • TWO RESULTS ON THE PALETTE INDEX OF GRAPHS

    Khachik S. Smbatyan
    36-43
    DOI: https://doi.org/10.46991/PYSU:A/2021.55.1.036

  • ON $n$-NODE LINES IN $GC_n$ SETS

    Gagik K. Vardanyan
    44-55
    DOI: https://doi.org/10.46991/PYSU:A/2021.55.1.044

Mechanics

  • PATH FOLLOWING PROBLEM FOR UAV CARRYING PENDULUM

    Arman S. Shahinyan
    56-63
    DOI: https://doi.org/10.46991/PYSU:A/2021.55.1.056

  • INVESTIGATION OF THE INFLUENCE OF AN INTERMEDIATE HINGE SUPPORT IN THE PROBLEM OF BENDING OF AN ELASTICALLY RESTRAINED ORTHOTROPIC BEAM

    Seyran P. Stepanyan
    64-71
    DOI: https://doi.org/10.46991/PYSU:A/2021.55.1.064

Informatics

Physics

  • DRIVER OUTPUT IMPEDANCE CALIBRATION SYSTEM WITH COMPARATOR UNIT OFFSET CANCELLATION

    Vazgen S. Gevorgyan
    81-89
    DOI: https://doi.org/10.46991/PYSU:A/2021.55.1.81

  • MONTE CARLO SIMULATIONS OF ENERGY RESOLUTION OF THE ELECTROMAGNETIC CALORIMETER PROTOTYPE FOR ELECTRON–ION COLLIDER

    Artur A. Hoghmrtsyan
    90-95
    DOI: https://doi.org/10.46991/PYSU:A/2021.55.1.090