Kosov, Aleksandr Arkad’evich; Semenov, Èduard Ivanovich; Tirskikh, Vladimir Viktorovich Multidimensional exact solutions of a system of nonlinear Boussinesq type equations. (Russian. English summary) Zbl 1435.35234 Izv. Irkutsk. Gos. Univ., Ser. Mat. 30, 114-124 (2019). MSC: 35L52 35L71 35Q35 PDFBibTeX XMLCite \textit{A. A. Kosov} et al., Izv. Irkutsk. Gos. Univ., Ser. Mat. 30, 114--124 (2019; Zbl 1435.35234) Full Text: DOI Link
Kosov, Aleksandr Arkad’evich; Semënov, Èduard Ivanovich; Tirskikh, Vladimir Viktorovich On exact multidimensional solutions of a nonlinear system of first order partial differential equations. (English) Zbl 1423.35068 Izv. Irkutsk. Gos. Univ., Ser. Mat. 28, 53-68 (2019). MSC: 35F20 35F21 35F50 35C05 PDFBibTeX XMLCite \textit{A. A. Kosov} et al., Izv. Irkutsk. Gos. Univ., Ser. Mat. 28, 53--68 (2019; Zbl 1423.35068) Full Text: DOI Link
Kosov, Aleksandr Arkad’evich; Semenov, Èduard Ivanovich On periodic solutions of a nonlinear reaction-diffusion system. (English) Zbl 1409.35116 Izv. Irkutsk. Gos. Univ., Ser. Mat. 26, 35-46 (2018). MSC: 35K57 35B10 34C25 PDFBibTeX XMLCite \textit{A. A. Kosov} and \textit{È. I. Semenov}, Izv. Irkutsk. Gos. Univ., Ser. Mat. 26, 35--46 (2018; Zbl 1409.35116) Full Text: DOI Link
Kosov, Aleksandr Arkad’evich; Semenov, Èduard Ivanovich; Golysheva, Svetlana Pavlovna First integrals and exact solutions of a system of ordinary differential equations with power nonlinearity. (Russian. English summary) Zbl 1378.34002 Izv. Irkutsk. Gos. Univ., Ser. Mat. 20, 45-60 (2017). Reviewer: Klaus R. Schneider (Berlin) MSC: 34A05 34A34 PDFBibTeX XMLCite \textit{A. A. Kosov} et al., Izv. Irkutsk. Gos. Univ., Ser. Mat. 20, 45--60 (2017; Zbl 1378.34002) Full Text: Link
Kosov, Alexander Arkad’evich; Semenov, Èdward Ivanovich Exact solutions of a class of nonlinear elliptic systems of a special type. (Russian. English summary) Zbl 1347.35110 Izv. Irkutsk. Gos. Univ., Ser. Mat. 11, 69-79 (2015). MSC: 35J58 35R09 PDFBibTeX XMLCite \textit{A. A. Kosov} and \textit{È. I. Semenov}, Izv. Irkutsk. Gos. Univ., Ser. Mat. 11, 69--79 (2015; Zbl 1347.35110)
Kosov, Alexander Arcad’evich; Semenov, Edward Ivanovich Multidimensional exact solutions of a class of elliptic systems. (Russian. English summary) Zbl 1338.35126 Izv. Irkutsk. Gos. Univ., Ser. Mat. 9, 49-60 (2014). MSC: 35J05 35C05 35Q20 35Q82 35Q83 82D10 PDFBibTeX XMLCite \textit{A. A. Kosov} and \textit{E. I. Semenov}, Izv. Irkutsk. Gos. Univ., Ser. Mat. 9, 49--60 (2014; Zbl 1338.35126) Full Text: Link
Kosov, Aleksandr Arkad’evich Stabilization of nonlinear mechanical systems with partial measurement of the generalized coordinates. (Russian. English summary) Zbl 1355.70031 Izv. Irkutsk. Gos. Univ., Ser. Mat. 7, 34-45 (2014). MSC: 70Q05 93C10 93D05 93D20 PDFBibTeX XMLCite \textit{A. A. Kosov}, Izv. Irkutsk. Gos. Univ., Ser. Mat. 7, 34--45 (2014; Zbl 1355.70031) Full Text: MNR
Kosov, Aleksander Arhad’evich; Semenov, Ehduard Ivanovich; Sinitsyn, Aleksander Vladimirovich Integrable models of magnetic insulation and their exact radially symmetric solutions. (Russian. English summary) Zbl 1291.35379 Izv. Irkutsk. Gos. Univ., Ser. Mat. 6, No. 1, 45-56 (2013). MSC: 35Q60 PDFBibTeX XMLCite \textit{A. A. Kosov} et al., Izv. Irkutsk. Gos. Univ., Ser. Mat. 6, No. 1, 45--56 (2013; Zbl 1291.35379)
Kosov, Aleksandr Arkad’evich; Sinitsyn, Aleksandr Vladimirovich On the construction of the first integrals for a special class of nonlinear systems. (English) Zbl 1252.78012 Izv. Irkutsk. Gos. Univ., Ser. Mat. 5, No. 1, 57-69 (2012). MSC: 78A35 PDFBibTeX XMLCite \textit{A. A. Kosov} and \textit{A. V. Sinitsyn}, Izv. Irkutsk. Gos. Univ., Ser. Mat. 5, No. 1, 57--69 (2012; Zbl 1252.78012)
Aleksandrov, Alexander Yurjevich; Kosov, Alexander Arkadyevich; Platonov, Aleksey Victorovich On the preservation of instability of mechanical systems under the evolution of dissipative forces. (Russian. English summary) Zbl 1387.70024 Izv. Irkutsk. Gos. Univ., Ser. Mat. 4, No. 3, 3-19 (2011). MSC: 70K20 PDFBibTeX XMLCite \textit{A. Y. Aleksandrov} et al., Izv. Irkutsk. Gos. Univ., Ser. Mat. 4, No. 3, 3--19 (2011; Zbl 1387.70024)