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Found 744 Documents (Results 1–100)

Recovering the acoustic wave impedance coefficient from the incomplete data of the far field pattern. (Chinese. English summary) Zbl 1495.65198

Math. Numer. Sin. 25, No. 2, 245-256 (2003); translation in Chin. J. Numer. Math. Appl. 25, No. 3, 95-107 (2003).
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The skew derivative problem outside the cuts on a plane for the Helmholtz equation. (English. Russian original) Zbl 1260.35024

Mosc. Univ. Phys. Bull. 58, No. 4, 21-25 (2003); translation from Vest. Mosk. Univ., Ser. III 2003, No. 4, 15-18 (2003).
MSC:  35J05 35C15
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Geometrical analysis related to the application of Atkinson-Wilcox theorem. (English) Zbl 1253.35036

Marinov, Marin (ed.) et al., Applications of mathematics in engineering and economics. Proceedings of the 28th international summer school, AMEE ’02, Sozopol, Bulgaria, June 8–11, 2002. Sofia: Bulvest (ISBN 954-18-0301-6/pbk). 138-143 (2003).
MSC:  35J05 35P25 35C20
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Definition of rotation fields by matrix solutions of nonlinear wave equation. (English) Zbl 1236.35094

Osipenko, G. S. (ed.), Tools for mathematical modelling. Proceedings of the 4th international conference, St. Petersburg, Russia, June 23–28, 2003. St. Petersburg: St. Petersburg State Polytechnic University (ISBN 5-7422-0511-2/pbk). Math. Res., St. Petersburg 9, 223-228 (2003).
MSC:  35L70 35L05
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Transparent boundary conditions for wave propagation on unbounded domains. (English) Zbl 1188.76244

Sloot, Peter M. A. (ed.) et al., Computational science – ICCS 2003. International conference, Melbourne, Australia and St. Petersburg, Russia, June 2–4, 2003. Proceedings, Part III. Berlin: Springer (ISBN 3-540-40196-2/pbk). Lecture Notes in Computer Science 2659, 807-816 (2003).
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On domains with a narrow isthmus in the critical case. (English) Zbl 1126.35346

Danilin, A. R. (ed.), Asymptotic expansions, approximation theory, topology. Transl. from the Russian. Moscow: Maik Nauka / Interperiodica. Proceedings of the Steklov Institute of Mathematics 2003, Suppl. 1, S68-S74 (2003).
MSC:  35P20 34L15 35J05
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A boundary control of spherically symmetric oscillations of a ball under the condition of the existence of finite energy. (English. Russian original) Zbl 1122.93009

Dokl. Math. 68, No. 2, 211-215 (2003); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 392, No. 3, 309-312 (2003).
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A cluster asymptotics for the eigenvalues of a perturbation of the Laplace operator on the sphere \(S^2\). (English. Russian original) Zbl 1127.35350

Dokl. Math. 68, No. 1, 93-96 (2003); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 391, No. 4, 456-459 (2003).
MSC:  35P20 35J05 35B20
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On the frequency spectrum of a multidimensional analogue of a fabric membrane. (English. Russian original) Zbl 1247.74023

Dokl. Math. 67, No. 3, 323-325 (2003); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 390, No. 2, 151-154 (2003).
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Uniqueness theorem for an unbounded domain. (English) Zbl 1114.31003

Lavrent’ev, M. M. (ed.) et al., Ill-posed and non-classical problems of mathematical physics and analysis. Proceedings of the international conference, Samarkand State University, Samarkand, Uzbekistan, September 11–15, 2000. Utrecht: VSP (ISBN 90-6764-380-7/hbk). Inverse and Ill-Posed Problems Series, 185-190 (2003).
MSC:  31C05 35J05
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Cauchy problem for the Helmholtz equation. (English) Zbl 1151.35330

Lavrent’ev, M. M. (ed.) et al., Ill-posed and non-classical problems of mathematical physics and analysis. Proceedings of the international conference, Samarkand State University, Samarkand, Uzbekistan, September 11–15, 2000. Utrecht: VSP (ISBN 90-6764-380-7/hbk). Inverse and Ill-Posed Problems Series, 143-172 (2003).
MSC:  35J05 35J25
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Wavelets in the wave propagation. (English) Zbl 1097.65544

Ukrainian mathematical congress – 2001, Kiev, Ukraine, August 21–23, 2001. Proceedings. Section 4. Complex analysis and potential theory. Kyïv: Instytut Matematyky NAN Ukraïny (ISBN 966-02-3010-9). 52-59 (2003).
MSC:  65M60 65T60 35L05
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On the bifurcation of damping structures in a parabolic problem with transformed argument and small diffusion. (Russian) Zbl 1122.35308

Ukraïns’kyj matematychnyj kongres – 2001. Pratsi. Sektsiya 2. Dynamichni systemy. Kyïv: Instytut Matematyky NAN Ukraïny (ISBN 966-02-3009-5). 20-33 (2003).
MSC:  35B32 35K55 35B35
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Limit relations for the first order partial derivatives of a function represented by the Kirchhoff formula and applications. (English) Zbl 1101.35313

Blatt, H.-P. (ed.) et al., Analytical and approximate methods. Proceedings of the international conference at the Kyrgyz-Russian-Slavic University Bishkek, Kyrgyzstan, September 23–24, 2002. Aachen: Shaker Verlag (ISBN 3-8322-2147-6/pbk). Berichte aus der Mathematik, 119-125 (2003).
MSC:  35C15 35L05 35L20
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Group classification of eikonal equations for the wave equation in inhomogeneous media. (English. Russian original) Zbl 1085.35011

J. Math. Sci., New York 129, No. 1, 3537-3549 (2005); translation from Sovrem. Mat. Prilozh. 10, 22-33 (2003).
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Gronwall’s inequality in an approximate computation of ellipsoidal harmonics. (English) Zbl 1089.34007

Kühtreiber, Norbert (ed.), Festschrift dedicated to the 70th birthday of Helmut Moritz. Graz: Technische Universität Graz, Institut für Geodäsie. 111-121 (2003).
MSC:  34A45 35J05
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The Poisson equation. (Polish) Zbl 1171.35301

Bilera, Piotra, Warsztaty z równań różniczkowych cząstkowych. Toruń: Nicolaus Copernicus University, Juliusz Schauder Center for Nonlinear Studies (ISBN 83-231-1593-1/pbk). Lecture Notes in Nonlinear Analysis 4, 67-99 (2003).
MSC:  35-01 35J05 35J60
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\(L^\infty\) -\(L^2\) weighted estimate for the wave equation with potential. (English) Zbl 1072.35111

MSC:  35L05
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Diffraction of the plane wave by an impedance cone. (English. Russian original) Zbl 1081.78009

J. Math. Sci., New York 127, No. 6, 2446-2460 (2005); translation from Zap. Nauchn. Semin. POMI 297, 191-215 (2003).
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The asymptotic of the solution to the Dirichlet problem for Poisson’s equation in domains with a narrow slit. (Russian, English) Zbl 1121.35308

Zh. Vychisl. Mat. Mat. Fiz. 43, No. 12, 1786-1805 (2003); translation in Comput. Math. Math. Phys. 43, No. 12, 1718-1737 (2003).
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Diffusion on ellipsoidal surfaces and the formalism of surface spheroidal functions. (Russian, English) Zbl 1077.33032

Zh. Vychisl. Mat. Mat. Fiz. 43, No. 3, 435-439 (2003); translation in Comput. Math. Math. Phys. 43, No. 3, 416-419 (2003).
MSC:  33E10 35K05 35C10
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On conditions for the applicability of the Lax-Phillips scattering scheme to the investigation of an abstract wave equation. (Ukrainian, English) Zbl 1100.47521

Ukr. Mat. Zh. 55, No. 5, 621-630 (2003); translation in Ukr. Math. J. 55, No. 5, 749-760 (2003).
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On the construction of an asymptotic solution of a nonlinear degenerate parabolic equation. (Russian, English) Zbl 1136.35414

Zh. Vychisl. Mat. Mat. Fiz. 43, No. 10, 1487-1493 (2003); translation in Comput. Math. Math. Phys. 43, No. 10, 1430-1436 (2003).
MSC:  35K65 35B40 35K55
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One-mode approximation in the problem on passing of a plane longitudinal wave through elastic medium with periodic system of rectangular defects. (Russian, English) Zbl 1088.74031

Prikl. Mat. Mekh. 67, No. 4, 675-685 (2003); translation in J. Appl. Math. Mech. 67, No. 4, 601-610 (2003).
MSC:  74J20
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Existence of eigenvalues of a spectral problem in the theory of dielectric waveguides. (English. Russian original) Zbl 1080.78010

Russ. Math. 47, No. 3, 75-77 (2003); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2003, No. 3, 78-80 (2003).
MSC:  78A50 35J05 35P05
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A method of composite grids on a prism with an arbitrary polygonal base. (English. Russian original) Zbl 1074.65121

Function spaces, approximations, and differential equations. Collected papers dedicated to Oleg Vladimirovich Besov on his 70th birthday. Transl. from the Russian. Moscow: Maik Nauka/Interperiodika. Proceedings of the Steklov Institute of Mathematics 243, 131-153 (2003); translation from Tr. Mat. Inst. Steklova 243, 138-160 (2003).
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