Tananko, Igor’ Evstaf’evich; Fokina, Nadezhda Petrovna An analysis method of open queueing networks with a degradable structure and instantaneous repair times of systems. (Russian. English summary) Zbl 1453.90051 Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 20, No. 2, 266-276 (2020). MSC: 90B22 PDFBibTeX XMLCite \textit{I. E. Tananko} and \textit{N. P. Fokina}, Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 20, No. 2, 266--276 (2020; Zbl 1453.90051) Full Text: DOI MNR
Kocheganov, Viktor Mikhaĭlovich Markov chain states classification in a tandem model with a cyclic service algorithm with prolongation. (Russian. English summary) Zbl 1453.90046 Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 20, No. 2, 257-265 (2020). MSC: 90B22 90B15 PDFBibTeX XMLCite \textit{V. M. Kocheganov}, Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 20, No. 2, 257--265 (2020; Zbl 1453.90046) Full Text: DOI MNR
Zverev, Nikolaĭ Andreevich; Zemskov, Andreĭ Vladimirovich; Tarlakovskii, D. V. Unsteady electromagnetic elasticity of piezoelectrics considering diffusion. (Russian. English summary) Zbl 1453.74034 Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 20, No. 2, 193-204 (2020). MSC: 74F15 PDFBibTeX XMLCite \textit{N. A. Zverev} et al., Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 20, No. 2, 193--204 (2020; Zbl 1453.74034) Full Text: DOI MNR
Perel’man, Natal’ya Romanovna On one exceptional case of the first basic three-element Carleman-type boundary value problem for bianalytic functions in a circle. (Russian. English summary) Zbl 1456.30085 Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 20, No. 2, 185-192 (2020). MSC: 30G20 30E25 PDFBibTeX XMLCite \textit{N. R. Perel'man}, Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 20, No. 2, 185--192 (2020; Zbl 1456.30085) Full Text: DOI MNR
Mozheĭ, Natal’ya Pavlovich On the geometry of three-dimensional pseudo-Riemannian homogeneous spaces. II. (Russian. English summary) Zbl 1458.53072 Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 20, No. 2, 172-184 (2020). MSC: 53C50 53C30 PDFBibTeX XMLCite \textit{N. P. Mozheĭ}, Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 20, No. 2, 172--184 (2020; Zbl 1458.53072) Full Text: DOI MNR
Kobilzoda, Mirzoodil Mirzomalik; Naimov, Alizhon Nabidzhanovich On the positive solutions of a model system of nonlinear ordinary differential equations. (Russian. English summary) Zbl 1459.34057 Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 20, No. 2, 161-171 (2020). MSC: 34A34 34A12 34C11 34D20 34D05 PDFBibTeX XMLCite \textit{M. M. Kobilzoda} and \textit{A. N. Naimov}, Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 20, No. 2, 161--171 (2020; Zbl 1459.34057) Full Text: DOI MNR
Danchev, Pëtr Vasil’evich Symmetrization in clean and nil-clean rings. (English) Zbl 1465.16041 Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 20, No. 2, 154-160 (2020). Reviewer: Grigore Călugăreanu (Cluj-Napoca) MSC: 16U99 16N40 PDFBibTeX XMLCite \textit{P. V. Danchev}, Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 20, No. 2, 154--160 (2020; Zbl 1465.16041) Full Text: DOI MNR
Abramova, Veronika Valer’evna; Dudov, Sergeĭ Ivanovich; Osiptsev, Mikhaĭl Anatol’evich The external estimate of the compact set by Lebesgue set of the convex function. (Russian. English summary) Zbl 1456.90175 Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 20, No. 2, 142-153 (2020). MSC: 90C47 PDFBibTeX XMLCite \textit{V. V. Abramova} et al., Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 20, No. 2, 142--153 (2020; Zbl 1456.90175) Full Text: DOI MNR