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Found 32 Documents (Results 1–32)

Spectral estimates for the fourth-order differential operator with periodic coefficients. (English. Russian original) Zbl 07659026

Russ. Math. 66, No. 7, 76-81 (2022); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2022, No. 7, 86-92 (2022).
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Solvability of a certain system of singular integral equations with convex nonlinearity on the positive half-line. (English. Russian original) Zbl 1464.81047

Russ. Math. 65, No. 1, 27-46 (2021); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2021, No. 1, 31-51 (2021).
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Estimation of the region of global stability of the equilibrium state of the logistic equation with delay. (English. Russian original) Zbl 1472.34134

Russ. Math. 64, No. 9, 34-49 (2020); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2020, No. 9, 39-55 (2020).
MSC:  34K20 34K21 92D25
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Bifurcations in a delay logistic equation under small perturbations. (English. Russian original) Zbl 1472.34133

Russ. Math. 64, No. 10, 43-58 (2020); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2020, No. 10, 47-64 (2020).
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An external meniscus on a thin fiber whose profile has separate rectification points. (English. Russian original) Zbl 1440.76018

Russ. Math. 64, No. 1, 1-7 (2020); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2020, No. 1, 3-10 (2020).
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One initial boundary-value problem for integro-differential equation of the second order with power nonlinearity. (English. Russian original) Zbl 1400.45007

Russ. Math. 62, No. 6, 43-55 (2018); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2018, No. 6, 48-62 (2018).
MSC:  45J05 45M05
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Asymptotics of eigenvalues of differential operator with alternating weight function. (English. Russian original) Zbl 1403.34066

Russ. Math. 62, No. 6, 27-42 (2018); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2018, No. 6, 31-47 (2018).
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Perturbation of the Hill operator by narrow potentials. (English. Russian original) Zbl 1385.34060

Russ. Math. 61, No. 7, 1-10 (2017); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2017, No. 7, 3-13 (2017).
MSC:  34L40 34L05 34D10
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Investigation of solutions to one family of mathematical models of living systems. (English. Russian original) Zbl 1384.45007

Russ. Math. 61, No. 9, 48-60 (2017); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2017, No. 9, 54-68 (2017).
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On stabilization of solutions to incomplete second-order integrodifferential equations. (English. Russian original) Zbl 1353.45008

Russ. Math. 60, No. 9, 69-73 (2016); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2016, No. 9, 78-83 (2016).
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Asymptotics of solutions of difference equations with delays. (English. Russian original) Zbl 1361.39007

Russ. Math. 60, No. 7, 56-70 (2016); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2016, No. 7, 66-82 (2016).
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Solvability of systems of Volterra integral equations of the first kind with piecewise continuous kernels. (English. Russian original) Zbl 1268.45003

Russ. Math. 57, No. 1, 54-63 (2013); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2013, No. 1, 62-72 (2013).
MSC:  45F05 45D05 45M05
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The asymptotic behavior of solutions of a certain nonlinear Volterra equation. (English. Russian original) Zbl 1255.45004

Russ. Math. 56, No. 7, 30-38 (2012); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2012, No. 7, 35-55 (2012).
Reviewer: Li Xing (Yinchuan)
MSC:  45G10 45D05 45M05
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Small solutions of nonlinear differential equations near branching points. (English. Russian original) Zbl 1235.34031

Russ. Math. 55, No. 5, 43-50 (2011); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2011, No. 5, 53-61 (2011).
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Solvability of some classes of nonlinear integro-differential equations with noncompact operator. (English. Russian original) Zbl 1242.45008

Russ. Math. 55, No. 1, 79-87 (2011); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2011, No. 1, 91-100 (2011).
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The resolvent structure of a Volterra equation with nonsummable difference kernel. (English. Russian original) Zbl 1201.45005

Russ. Math. 54, No. 4, 62-71 (2010); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2010, No. 4, 72-82 (2010).
MSC:  45F05 45D05 45M05
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Existence and basis property of eigen and associated elements of linear operators. (Existence and basisness of eigen and adjoined elements of linear operators.) (English. Russian original) Zbl 1163.47012

Russ. Math. 52, No. 6, 37-48 (2008); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2008, No. 6, 43-55 (2008).
MSC:  47A70 47A10 34L10
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Asymptotic analysis of linear periodic systems of homogeneous differential equations with a large or small parameter. (English, Russian) Zbl 1125.34327

Russ. Math. 49, No. 7, 23-27 (2005); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2005, No. 7, 25-29 (2005).
MSC:  34E10 34A30 34E15
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Asymptotic behavior of solutions of a class of integral equations. (English. Russian original) Zbl 1075.45002

Russ. Math. 48, No. 2, 33-39 (2004); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2004, No. 2, 36-42 (2004).
MSC:  45D05 45M05
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Asymptotic of solutions of Volterra-Hammerstein equations. (English. Russian original) Zbl 1032.45011

Russ. Math. 46, No. 6, 76-79 (2002); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2002, No. 6, 78-81 (2002).
MSC:  45M05 45G10
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The method of splitting in the theory of regular and singular perturbations. (English. Russian original) Zbl 1009.34047

Russ. Math. 44, No. 6, 8-13 (2000); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2000, No. 6, 10-15 (2000).
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Asymptotical structure of resolvent of the unstable Volterra equation with a difference kernel. (English. Russian original) Zbl 0961.45008

Russ. Math. 44, No. 4, 48-53 (2000); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2000, No. 4, 50-55 (2000).
MSC:  45M05 45D05
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On the “splitting” of multiplicity in principal eigenvalues of multipoint boundary value problems. (English. Russian original) Zbl 0905.34016

Russ. Math. 41, No. 3, 37-42 (1997); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 1997, No. 3(418), 38-43 (1997).
MSC:  34B10
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Asymptotic analysis of matrix-singularly perturbed linear-quadratic problems of optimal control. (English. Russian original) Zbl 0922.49024

Russ. Math. 40, No. 12, 60-71 (1996); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 1996, No. 12(415), 63-74 (1996).
MSC:  49N10 34E15
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Asymptotics of the energy integrals for problems with small parameter at higher derivatives. (English. Russian original) Zbl 0833.35009

Russ. Math. 37, No. 1, 10-15 (1993); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 1993, No. 1, 12-16 (1993).
MSC:  35B25 35B40 35J40
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