Shlepkin, A. A. Locally finite groups with prescribed structure of finite subgroups. (English. Russian original) Zbl 1498.20095 Sib. Math. J. 62, No. 1, 182-188 (2021); translation from Sib. Mat. Zh. 62, No. 1, 226-234 (2021). MSC: 20F50 20E07 PDFBibTeX XMLCite \textit{A. A. Shlepkin}, Sib. Math. J. 62, No. 1, 182--188 (2021; Zbl 1498.20095); translation from Sib. Mat. Zh. 62, No. 1, 226--234 (2021) Full Text: DOI
Zhang, J.; Gao, Zh.; Miao, L. Some notes on the second maximal subgroups of finite groups. (English. Russian original) Zbl 1498.20047 Sib. Math. J. 62, No. 1, 178-181 (2021); translation from Sib. Mat. Zh. 62, No. 1, 221-225 (2021). MSC: 20D25 20E28 20C15 PDFBibTeX XMLCite \textit{J. Zhang} et al., Sib. Math. J. 62, No. 1, 178--181 (2021; Zbl 1498.20047); translation from Sib. Mat. Zh. 62, No. 1, 221--225 (2021) Full Text: DOI
Huang, J.; Hu, B.; Skiba, A. N. Finite groups with weakly subnormal and partially subnormal subgroups. (English. Russian original) Zbl 1498.20048 Sib. Math. J. 62, No. 1, 169-177 (2021); translation from Sib. Mat. Zh. 62, No. 1, 210-220 (2021). MSC: 20D35 20D10 20D40 PDFBibTeX XMLCite \textit{J. Huang} et al., Sib. Math. J. 62, No. 1, 169--177 (2021; Zbl 1498.20048); translation from Sib. Mat. Zh. 62, No. 1, 210--220 (2021) Full Text: DOI
Umarov, Kh. G. The Cauchy problem for the nonlinear long longitudinal waves equation in a viscoelastic rod. (English. Russian original) Zbl 1465.35298 Sib. Math. J. 62, No. 1, 159-168 (2021); translation from Sib. Mat. Zh. 62, No. 1, 198-209 (2021). Reviewer: Georgii Sviridyuk (Chelyabinsk) MSC: 35L15 35L05 74B20 35Q74 35B44 PDFBibTeX XMLCite \textit{Kh. G. Umarov}, Sib. Math. J. 62, No. 1, 159--168 (2021; Zbl 1465.35298); translation from Sib. Mat. Zh. 62, No. 1, 198--209 (2021) Full Text: DOI
Popov, A. V. Nilpotency of alternative and Jordan algebras. (English. Russian original) Zbl 1504.17032 Sib. Math. J. 62, No. 1, 148-158 (2021); translation from Sib. Mat. Zh. 62, No. 1, 185-197 (2021). Reviewer: Plamen Koshlukov (Campinas) MSC: 17C05 17D05 PDFBibTeX XMLCite \textit{A. V. Popov}, Sib. Math. J. 62, No. 1, 148--158 (2021; Zbl 1504.17032); translation from Sib. Mat. Zh. 62, No. 1, 185--197 (2021) Full Text: DOI
Pozhidaev, A. P.; Shestakov, I. P. On the right-symmetric algebras with a unital matrix subalgebra. (English. Russian original) Zbl 1503.17004 Sib. Math. J. 62, No. 1, 138-147 (2021); translation from Sib. Mat. Zh. 62, No. 1, 173-184 (2021). Reviewer: Ivan Kaygorodov (Covilhã) MSC: 17A30 16S50 PDFBibTeX XMLCite \textit{A. P. Pozhidaev} and \textit{I. P. Shestakov}, Sib. Math. J. 62, No. 1, 138--147 (2021; Zbl 1503.17004); translation from Sib. Mat. Zh. 62, No. 1, 173--184 (2021) Full Text: DOI
Osipov, A. V.; Pytkeev, E. G. Solution of Ponomarev’s problem of condensation onto compact sets. (English. Russian original) Zbl 1467.54002 Sib. Math. J. 62, No. 1, 131-137 (2021); translation from Sib. Mat. Zh. 62, No. 1, 164-172 (2021). Reviewer: K. P. Hart (Delft) MSC: 54C10 03E50 54A35 54D15 54D30 54G20 PDFBibTeX XMLCite \textit{A. V. Osipov} and \textit{E. G. Pytkeev}, Sib. Math. J. 62, No. 1, 131--137 (2021; Zbl 1467.54002); translation from Sib. Mat. Zh. 62, No. 1, 164--172 (2021) Full Text: DOI
Mikaelian, V. H. Embeddings determined by universal words in the rank 2 free group. (English. Russian original) Zbl 1498.20077 Sib. Math. J. 62, No. 1, 123-130 (2021); translation from Sib. Mat. Zh. 62, No. 1, 154-163 (2021). MSC: 20F05 20E06 20E05 PDFBibTeX XMLCite \textit{V. H. Mikaelian}, Sib. Math. J. 62, No. 1, 123--130 (2021; Zbl 1498.20077); translation from Sib. Mat. Zh. 62, No. 1, 154--163 (2021) Full Text: DOI
Meshaik, S.; Oner, T. The maximal cardinality of the base in \(P_2\times P_2 \). (English. Russian original) Zbl 1498.06027 Sib. Math. J. 62, No. 1, 114-122 (2021); translation from Sib. Mat. Zh. 62, No. 1, 144-153 (2021). MSC: 06D25 PDFBibTeX XMLCite \textit{S. Meshaik} and \textit{T. Oner}, Sib. Math. J. 62, No. 1, 114--122 (2021; Zbl 1498.06027); translation from Sib. Mat. Zh. 62, No. 1, 144--153 (2021) Full Text: DOI
Mao, Y.; Ma, X.; Guo, W. A new characterization of finite \(\sigma \)-soluble \(P\sigma T \)-groups. (English. Russian original) Zbl 1498.20040 Sib. Math. J. 62, No. 1, 105-113 (2021); translation from Sib. Mat. Zh. 62, No. 1, 131-143 (2021). MSC: 20D10 20D40 20D20 PDFBibTeX XMLCite \textit{Y. Mao} et al., Sib. Math. J. 62, No. 1, 105--113 (2021; Zbl 1498.20040); translation from Sib. Mat. Zh. 62, No. 1, 131--143 (2021) Full Text: DOI
Mamontov, A. S.; Jabara, E. Recognizing \(A_7\) by its set of element orders. (English. Russian original) Zbl 1498.20094 Sib. Math. J. 62, No. 1, 93-104 (2021); translation from Sib. Mat. Zh. 62, No. 1, 117-130 (2021). MSC: 20F50 PDFBibTeX XMLCite \textit{A. S. Mamontov} and \textit{E. Jabara}, Sib. Math. J. 62, No. 1, 93--104 (2021; Zbl 1498.20094); translation from Sib. Mat. Zh. 62, No. 1, 117--130 (2021) Full Text: DOI arXiv
Malygina, V. V.; Balandin, A. S. Asymptotic stability for a class of equations of neutral type. (English. Russian original) Zbl 1470.34199 Sib. Math. J. 62, No. 1, 84-92 (2021); translation from Sib. Mat. Zh. 62, No. 1, 106-116 (2021). Reviewer: Josef Diblík (Brno) MSC: 34K20 34K40 34K25 34K06 PDFBibTeX XMLCite \textit{V. V. Malygina} and \textit{A. S. Balandin}, Sib. Math. J. 62, No. 1, 84--92 (2021; Zbl 1470.34199); translation from Sib. Mat. Zh. 62, No. 1, 106--116 (2021) Full Text: DOI
Lytkina, D. V.; Mazurov, V. D. On characterization of simple orthogonal groups of odd dimension in the class of periodic groups. (English. Russian original) Zbl 1498.20093 Sib. Math. J. 62, No. 1, 77-83 (2021); translation from Sib. Mat. Zh. 62, No. 1, 97-105 (2021). MSC: 20F50 PDFBibTeX XMLCite \textit{D. V. Lytkina} and \textit{V. D. Mazurov}, Sib. Math. J. 62, No. 1, 77--83 (2021; Zbl 1498.20093); translation from Sib. Mat. Zh. 62, No. 1, 97--105 (2021) Full Text: DOI
Lipacheva, E. V. Extensions of semigroups and morphisms of semigroup \(C^* \)-algebras. (English. Russian original) Zbl 07304934 Sib. Math. J. 62, No. 1, 66-76 (2021); translation from Sib. Mat. Zh. 62, No. 1, 82-96 (2021). MSC: 47Dxx 46Lxx PDFBibTeX XMLCite \textit{E. V. Lipacheva}, Sib. Math. J. 62, No. 1, 66--76 (2021; Zbl 07304934); translation from Sib. Mat. Zh. 62, No. 1, 82--96 (2021) Full Text: DOI
Kulpeshov, B. Sh.; Mustafin, T. S. Almost \(\omega \)-categorical weakly o-minimal theories of convexity rank 1. (English. Russian original) Zbl 1477.03154 Sib. Math. J. 62, No. 1, 52-65 (2021); translation from Sib. Mat. Zh. 62, No. 1, 65-81 (2021). Reviewer: Ali Bleybel (Beirut) MSC: 03C64 03C35 PDFBibTeX XMLCite \textit{B. Sh. Kulpeshov} and \textit{T. S. Mustafin}, Sib. Math. J. 62, No. 1, 52--65 (2021; Zbl 1477.03154); translation from Sib. Mat. Zh. 62, No. 1, 65--81 (2021) Full Text: DOI
Ilenko, K. A.; Maslova, N. V. On the coincidence of the classes of finite groups \(E_{\pi_x}\) and \(D_{\pi_x} \). (English. Russian original) Zbl 1498.20045 Sib. Math. J. 62, No. 1, 44-51 (2021); translation from Sib. Mat. Zh. 62, No. 1, 55-64 (2021). MSC: 20D20 PDFBibTeX XMLCite \textit{K. A. Ilenko} and \textit{N. V. Maslova}, Sib. Math. J. 62, No. 1, 44--51 (2021; Zbl 1498.20045); translation from Sib. Mat. Zh. 62, No. 1, 55--64 (2021) Full Text: DOI
Volosivets, S. S. Ulyanov-type embedding theorems for functions on zero-dimensional locally compact groups. (English. Russian original) Zbl 1469.46025 Sib. Math. J. 62, No. 1, 32-43 (2021); translation from Sib. Mat. Zh. 62, No. 1, 42-54 (2021). MSC: 46E15 46E30 PDFBibTeX XMLCite \textit{S. S. Volosivets}, Sib. Math. J. 62, No. 1, 32--43 (2021; Zbl 1469.46025); translation from Sib. Mat. Zh. 62, No. 1, 42--54 (2021) Full Text: DOI
Bazhenov, N. A.; Mustafa, M.; Ospichev, S. S. On universal pairs in the Ershov hierarchy. (English. Russian original) Zbl 1473.03022 Sib. Math. J. 62, No. 1, 23-31 (2021); translation from Sib. Mat. Zh. 62, No. 1, 31-41 (2021). Reviewer: Leon Harkleroad (Bowdoinham) MSC: 03D30 03D55 03D45 PDFBibTeX XMLCite \textit{N. A. Bazhenov} et al., Sib. Math. J. 62, No. 1, 23--31 (2021; Zbl 1473.03022); translation from Sib. Mat. Zh. 62, No. 1, 31--41 (2021) Full Text: DOI
Aseev, V. V. Multivalued quasimöbius mappings from circle to circle. (English. Russian original) Zbl 1456.30040 Sib. Math. J. 62, No. 1, 14-22 (2021); translation from Sib. Mat. Zh. 62, No. 1, 19-30 (2021). MSC: 30C62 PDFBibTeX XMLCite \textit{V. V. Aseev}, Sib. Math. J. 62, No. 1, 14--22 (2021; Zbl 1456.30040); translation from Sib. Mat. Zh. 62, No. 1, 19--30 (2021) Full Text: DOI
Abyzov, A. N.; Tapkin, D. T. Rings over which matrices are sums of idempotent and \(q \)-potent matrices. (English. Russian original) Zbl 1462.16040 Sib. Math. J. 62, No. 1, 1-13 (2021); translation from Sib. Mat. Zh. 62, No. 1, 3-18 (2021). Reviewer: Grigore Călugăreanu (Cluj-Napoca) MSC: 16U99 16S50 15B33 15B99 PDFBibTeX XMLCite \textit{A. N. Abyzov} and \textit{D. T. Tapkin}, Sib. Math. J. 62, No. 1, 1--13 (2021; Zbl 1462.16040); translation from Sib. Mat. Zh. 62, No. 1, 3--18 (2021) Full Text: DOI