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Found 244 Documents (Results 1–100)

Periodic solutions to the Navier-Stokes equation for a viscous incompressible fluid and gas in space \({\mathbb{R}}^n \). (English. Russian original) Zbl 1535.76081

Mosc. Univ. Comput. Math. Cybern. 47, No. 1, 1-11 (2023); translation from Vestn. Mosk. Univ., Ser. XV 2023, No. 1, 3-13 (2023).
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Solving the Navier-Stokes equation for a viscous incompressible fluid in an \(n\)-dimensional bounded region and in the entire space \(\mathbb{R}^n\). (English. Russian original) Zbl 1529.35325

Comput. Math. Model. 33, No. 3, 255-272 (2022); translation from Probl. Din. Upr. 2022, No. 71, 4-23 (2022).
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A priori estimate of solutions of one boundary-value problem in a strip for a higher-order degenerate elliptic equation. (English. Russian original) Zbl 1511.35154

J. Math. Sci., New York 268, No. 1, 114-123 (2022); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 173, 116-125 (2019).
MSC:  35J58 35J70 35B45
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Joint use of methods of structural decomposition for optimizing the circuit of Moore FSM. (English. Russian original) Zbl 1522.94135

Cybern. Syst. Anal. 57, No. 2, 173-184 (2021); translation from Kibern. Sist. Anal. 57, No. 2, 3-16 (2021).
MSC:  94C60
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Integral representations of vector functions based on the parametrix of first-order elliptic systems. (English. Russian original) Zbl 1472.35091

Comput. Math. Math. Phys. 61, No. 6, 964-973 (2021); translation from Zh. Vychisl. Mat. Mat. Fiz. 61, No. 6, 967-976 (2021).
MSC:  35C15 35J46
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A priori estimation of solutions of a boundary problem for a pseudodifferential equation with degeneration. (English. Russian original) Zbl 1471.35149

Russ. Math. 65, No. 5, 1-3 (2021); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2021, No. 5, 6-10 (2021).
MSC:  35J70 35S05 35B45
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Stieltjes differential in impulse nonlinear problems. (English. Russian original) Zbl 1486.34070

Dokl. Math. 101, No. 1, 5-8 (2020); translation from Dokl. Ross. Akad. Nauk, Mat. Inform. Protsessy Upr. 490, 9-12 (2020).
MSC:  34B37 34A06
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On some local asymptotic properties of sequences with a random index. (English. Russian original) Zbl 1458.60055

Vestn. St. Petersbg. Univ., Math. 53, No. 3, 308-319 (2020); translation from Vestn. St-Peterbg. Univ., Ser. I, Mat. Mekh. Astron. 7(65), No. 3, 453-468 (2020).
MSC:  60G50 60G55 60G22
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Mixed encoding of collections of microoperations for a microprogram finite-state machine. (English. Russian original) Zbl 1466.94072

Cybern. Syst. Anal. 56, No. 3, 343-355 (2020); translation from Kibern. Sist. Anal. 2020, No. 3, 3-16 (2020).
MSC:  94C60
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On some degenerate pseudodifferential operators. (English. Russian original) Zbl 1441.47057

Dokl. Math. 100, No. 2, 459-462 (2019); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 488, No. 5, 467-470 (2019).
MSC:  47G30 35S05
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Hydrodynamic solution to the problem of water permeability of a screen with damaged continuity. (English. Russian original) Zbl 1407.76146

Fluid Dyn. 53, No. 4, 453-460 (2018); translation from Izv. Ross. Akad. Nauk, Mekh. Zhidk. Gaza 2018, No. 4, 3-11 (2018).
MSC:  76S05 76M40
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An iterative way of solving the inverse scattering problem for an acoustic system of equations in an absorptive layered nonhomogeneous medium. (English. Russian original) Zbl 1397.74107

Mosc. Univ. Comput. Math. Cybern. 42, No. 2, 55-62 (2018); translation from Vestn. Mosk. Univ., Ser. XV 2018, No. 2, 7-13 (2018).
MSC:  74J20 76Q05 65L09
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Bitsadze-Samarskii boundary condition for elliptic-parabolic volume potential. (English. Russian original) Zbl 1400.35077

Dokl. Math. 97, No. 3, 223-226 (2018); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 480, No. 2, 141-144 (2018).
MSC:  35J05 35J08 35K05
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On the existence of solutions to a class of boundary value problems in a strip for high-order degenerate elliptic equations. (English. Russian original) Zbl 1377.35082

Dokl. Math. 96, No. 1, 365-367 (2017); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 475, No. 5, 487-489 (2016).
MSC:  35J30 35J70
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On degenerate elliptic equations of high order and pseudodifferential operators with degeneration. (English. Russian original) Zbl 1365.35043

Dokl. Math. 94, No. 3, 659-662 (2016); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 471, No. 4, 387-390 (2016).
MSC:  35J70
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Solution of an inverse scattering problem for the acoustic wave equation in three-dimensional media. (English. Russian original) Zbl 1366.35237

Comput. Math. Math. Phys. 56, No. 12, 2043-2055 (2016); translation from Zh. Vychisl. Mat. Mat. Fiz. 56, No. 12, 2073-2085 (2016).
MSC:  35R30 35P25 35A35
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Some boundary value problems for pseudodifferential equations with degeneration. (English. Russian original) Zbl 1342.35464

Dokl. Math. 93, No. 1, 49-51 (2016); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 466, No. 4, 385-388 (2016).
MSC:  35S15 47G30 47G10
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On \(t\)-local solvability of inverse scattering problems in two-dimensional layered media. (English. Russian original) Zbl 1325.35273

Comput. Math. Math. Phys. 55, No. 6, 1033-1050 (2015); translation from Zh. Vychisl. Mat. Mat. Fiz. 55, No. 6, 1039-1057 (2015).
MSC:  35R30 35Q41 78A46
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Boundary value problems for a class of degenerate pseudodifferential equations. (English. Russian original) Zbl 1515.35071

Dokl. Math. 91, No. 2, 131-133 (2015); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 461, No. 1, 7-9 (2015).
MSC:  35B45 35S15
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Stieltjes differential in nonlinear momentum problems. (English. Russian original) Zbl 1315.34037

Dokl. Math. 90, No. 2, 613-615 (2014); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 458, No. 6, 627-629 (2014).
MSC:  34B24 34B16 34B18
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On a class of boundary value problems in a strip for degenerate higher-order elliptic equations. (English. Russian original) Zbl 1272.35103

Dokl. Math. 87, No. 1, 1-2 (2013); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 448, No. 1, 7-8 (2013).
MSC:  35J70 35B45
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A priori estimates for solutions of boundary-value problems in a band for a class of higher-order degenerate elliptic equations. (English. Russian original) Zbl 1259.35105

Russ. Math. 56, No. 7, 44-46 (2012); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2012, No. 7, 50-53 (2012).
MSC:  35J70 35B45
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A method to find a stabilizing control for an accumulation fund with functions of an insurance company. (English. Russian original) Zbl 1291.93325

Cybern. Syst. Anal. 46, No. 6, 967-974 (2010); translation from Kibern. Sist. Anal. 2010, No. 6, 120-127 (2010).
MSC:  93E20
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Control problem with a point source of heat used as a controller. (English. Russian original) Zbl 1219.35121

Dokl. Math. 82, No. 3, 971-973 (2010); translation from Dokl. Akad. Nauk., Ross. Akad. Nauk. 435, No. 3, 317-319 (2010).
MSC:  35K05 35K20 49J20
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An optimal regularizing algorithm for the recovery of functionals in linear inverse problems with sourcewise represented solution. (Russian. English summary) Zbl 07814483

Zh. Vychisl. Mat. Mat. Fiz. 48, No. 11, 1933-1941 (2008); translation in Comput. Math. Math. Phys. 48, No. 11, 1936-1944 (2008).
MSC:  65J20 65J22 65J10
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Conditions for the existence of a global strong solution to a class of nonlinear evolution equations in a Hilbert space. (English. Russian original) Zbl 1233.34026

Proc. Steklov Inst. Math. 260, 194-203 (2008); translation from Tr. Mat. Inst. Steklova 260, 202-212 (2008).
MSC:  34G20 35K90 35Q30
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Estimation of the efficiency of gas sorption by liquids in machines with permeable rotors. (English. Russian original) Zbl 1257.76141

Dokl. Phys. 53, No. 7, 375-378 (2008); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk, 421, No. 1, 41-44 (2008).
MSC:  76T10
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Conditions for existence of a global strong solution to a class of nonlinear evolution equations in Hilbert space. II. (Russian, English) Zbl 1164.34466

Sib. Mat. Zh. 49, No. 4, 855-864 (2008); translation in Sib. Math. J. 49, No. 4, 684-691 (2008).
MSC:  34G20 35Q30
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Conditions for existence of a global strong solution to a class of nonlinear evolution equations in Hilbert space. (Russian, English) Zbl 1164.34465

Sib. Mat. Zh. 49, No. 3, 620-634 (2008); translation in Sib. Math. J. 49, No. 3, 498-511 (2008).
MSC:  34G20 35Q30
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Bandwidth optimization using transmission line matrix modeling and system identification. (English) Zbl 1153.78338

Russer, Peter (ed.) et al., Time domain methods in electrodynamics. A tribute to Wolfgang J. R. Hoefer. Proceedings of the symposium on time domain methods in modern engineering electrodynamics, München, Germany, May 16–17, 2007. Berlin: Springer (ISBN 978-3-540-68766-5/hbk). Springer Proceedings in Physics 121, 147-171 (2008).
MSC:  78M50 78M25 93B30 90C52 78A50
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HOSM driven output tracking in the nonminimum-phase causal nonlinear systems. (English) Zbl 1145.93348

Bartolini, Giorgio (ed.) et al., Modern sliding mode control theory. New perspectives and applications. Berlin: Springer (ISBN 978-3-540-79015-0/pbk). Lecture Notes in Control and Information Sciences 375, 159-177 (2008).
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The Lagrange principle in the problem of optimal inversion of linear operators in finite-dimensional spaces with a priori information about its solution. (Russian. English summary) Zbl 07812379

Zh. Vychisl. Mat. Mat. Fiz. 47, No. 9, 1512-1523 (2007); translation in Comput. Math. Math. Phys. 47, No. 9, 1452-1463 (2007).
MSC:  65J10
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The invariance principle for the Ornstein-Uhlenbeck process with fast Poisson time: an estimate for the rate of convergence. (Ukrainian, English) Zbl 1199.60099

Teor. Jmovirn. Mat. Stat. 76, 14-22 (2007); translation in Theory Probab. Math. Stat. 76, 15-22 (2008).
MSC:  60F17 60H10 60E15
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