Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mekhanika – Tomsk State University Journal of Mathematics and Mechanics. 2019. № 58.

MATHEMATICS

5–13

Gladkov Sergei O., Bogdanova S.B. On the class of two-dimensional geodesic curves in the field of the gravity force // Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mekhanika – Tomsk State University Journal of Mathematics and Mechanics. 2019. № 58. P. 5–13. DOI: 10.17223/19988621/58/1

14–31

Pchelintsev Evgeny A., Pergamenshchikov Serguei M. Improved model selection method for an adaptive estimation in semimartingale regression models // Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mekhanika – Tomsk State University Journal of Mathematics and Mechanics. 2019. № 58. P. 14–31. DOI: 10.17223/19988621/58/2

32–40

Rudnitskii Oleg I. Canonical system of basic invariants for unitary group W(K₅) // Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mekhanika – Tomsk State University Journal of Mathematics and Mechanics. 2019. № 58. P. 32–40. DOI: 10.17223/19988621/58/3

41–55

Smolentsev Nikolay K. Left-invariant almost para-Hermitian structures on some sixdimensional nilpotent Lie groups // Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mekhanika – Tomsk State University Journal of Mathematics and Mechanics. 2019. № 58. P. 41–55. DOI: 10.17223/19988621/58/4

MECHANICS

56–70

Borzenko Evgeniy I., Ryltseva Kira E., Shrager Gennady R. Numerical investigation of non-Newtonian fluid flow through a pipe sudden contraction // Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mekhanika – Tomsk State University Journal of Mathematics and Mechanics. 2019. № 58. P. 56–70. DOI: 10.17223/19988621/58/5

71–83

Dyakova Olga A., Frolov Oleg Yu. Investigation of the structure of non-isothermal power-law fluid flow in an L-shaped channel // Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mekhanika – Tomsk State University Journal of Mathematics and Mechanics. 2019. № 58. P. 71–83. DOI: 10.17223/19988621/58/6

84–98

Zyatikov Pavel N., Sinebryukhov Kirill V., Berezovsky Yuriy S., Trushko Artem S. Impact of the crack direction in a multistage hydraulic fracturing on the oil recovery factor // Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mekhanika – Tomsk State University Journal of Mathematics and Mechanics. 2019. № 58. P. 84–98. DOI: 10.17223/19988621/58/7

99–108

Mikushina Valentina A., Smolin Igor Yu. Numerical modeling of the deformation and fracture of a porous alumina ceramics at mesoscale // Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mekhanika – Tomsk State University Journal of Mathematics and Mechanics. 2019. № 58. P. 99–108. DOI: 10.17223/19988621/58/8

109–118

Moskvichev Evgeny N., Skripnyak Vladimir A., Karakulov Valeriy V., Lychagin Dmitry V. Impact of the microstructure changes under cyclic groove pressing on the mechanical behavior of Mg-Mn-Ce magnesium alloy // Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mekhanika – Tomsk State University Journal of Mathematics and Mechanics. 2019. № 58. P. 109–118. DOI: 10.17223/19988621/58/9

119–127

Poryazov Vasiliy A., Krainov Dmitriy A. Mathematical modeling of the erosive burning of metallized solid propellants // Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mekhanika – Tomsk State University Journal of Mathematics and Mechanics. 2019. № 58. P. 119–127. DOI: 10.17223/19988621/58/10

128–141

Skaliukh Alexander S. Functional dependence of the physical characteristics on irreversible parameters under electromechanical action on the ferroelectric ceramics // Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mekhanika – Tomsk State University Journal of Mathematics and Mechanics. 2019. № 58. P. 128–141. DOI: 10.17223/19988621/58/11