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Found 933 Documents (Results 1–100)

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Asymptotics of eigenvalues in the Orr-Sommerfeld problem for low velocities of unperturbed flow. (English. Russian original) Zbl 1481.76094

Dokl. Math. 103, No. 1, 19-22 (2021); translation from Dokl. Ross. Akad. Nauk, Mat. Inform. Protsessy Upr. 496, 26-29 (2021).
MSC:  76E05 76M45 76D05
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On lacunas in the spectrum of the Laplacian with the Dirichlet boundary condition in a band with oscillating boundary. (English. Russian original) Zbl 1471.35211

J. Math. Sci., New York 257, No. 3, 273-285 (2021); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 162, 3-14 (2019).
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Theory of Fermi-liquids in metals. A compact overview as an introduction to theoretical solid-state physics. (English) Zbl 1478.82001

Essentials. Wiesbaden: Springer (ISBN 978-3-658-32190-1/pbk; 978-3-658-32191-8/ebook). ix, 33 p. (2021).
MSC:  82-01 82D35 81V74
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A comment on eigenfunctions and eigenvalues of the Laplace operator in an angle with Robin boundary conditions. (English. Russian original) Zbl 1456.35145

J. Math. Sci., New York 252, No. 5, 646-653 (2021); translation from Zap. Nauchn. Semin. POMI 483, 116-127 (2019).
MSC:  35P05 35J25
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On localization conditions for spectrum of model operator for Orr-Sommerfeld equation. (Russian. English translation) Zbl 1474.47083

Ufim. Mat. Zh. 12, No. 4, 66-79 (2020); translation in Ufa Math. J., No. 4, 64-77 (2020).
MSC:  47E05 76E25
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Commutator methods for \(N\)-body Schrödinger operators. (English) Zbl 1467.35115

Miranda, Pablo (ed.) et al., Spectral theory and mathematical physics. Proceedings of the conference, STMP 2018, Santiago, Chile, December 3–7, 2018. Cham: Springer. Lat. Am. Math. Ser., 1-15 (2020).
MSC:  35J10 35P05
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Estimates of the exponential decay of perturbations superimposed on the longitudinal harmonic vibrations of a viscous layer. (English. Russian original) Zbl 1452.76066

Differ. Equ. 56, No. 10, 1335-1344 (2020); translation from Differ. Uravn. 56, No. 10, 1366-1375 (2020).
MSC:  76E05 76D05 35Q35
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Stability analysis of a film flow down an incline in the presence of a floating flexible membrane. (English) Zbl 1446.76110

Manna, Santanu (ed.) et al., Mathematical modelling and scientific computing with applications. Proceedings of the international conference, ICMMSC 2018, Indore, India, July 19–21, 2018. Singapore: Springer. Springer Proc. Math. Stat. 308, 253-263 (2020).
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Lagrangian approach to geometric quantization. (English) Zbl 1443.53003

Kielanowski, Piotr (ed.) et al., Geometric methods in physics XXXVII. Workshop and summer school, Białowieża, Poland, July 1–7, 2018. Dedicated to Daniel Sternheimer on the occasion of his 80th birthday. Cham: Birkhäuser. Trends Math., 255-258 (2019).
MSC:  53-02 53D50
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Gaps in the spectrum of the Laplacian in a strip with periodic delta interaction. (English. Russian original) Zbl 1430.35169

Proc. Steklov Inst. Math. 305, Suppl. 1, S16-S23 (2019); translation from Tr. Inst. Mat. Mekh. (Ekaterinburg) 24, No. 2, 46-53 (2018).
MSC:  35P05 35J05 81Q10
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Exact Lagrangian submanifolds and the moduli space of special Bohr-Sommerfeld Lagrangian cycles. (English) Zbl 1426.53090

Kielanowski, Piotr (ed.) et al., Geometric methods in physics XXXVI. Workshop and summer school, Białowieża, Poland, July 2–8, 2017. Selected papers of the 36th workshop (WGMPXXXVI) and extended abstracts of lectures given at the 6th “School of geometry and physics”. Cham: Birkhäuser. Trends Math., 147-154 (2019).
MSC:  53D12 53D50
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Absence of gaps in a lower part of the spectrum of a Laplacian with frequent alternation of boundary conditions in a strip. (English. Russian original) Zbl 1405.35020

Theor. Math. Phys. 195, No. 2, 690-703 (2018); translation from Teor. Mat. Fiz. 195, No. 2, 225-239 (2018).
MSC:  35J05 35P05
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Special Bohr-Sommerfeld Lagrangian submanifolds of algebraic varieties. (English. Russian original) Zbl 1397.53090

Izv. Math. 82, No. 3, 612-631 (2018); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 82, No. 3, 170-191 (2018).
MSC:  53D12 53D37 14J33
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Radiation conditions and integral representations for Clifford algebra-valued null-solutions of the Helmholtz operator. (English. Russian original) Zbl 1395.78015

J. Math. Sci., New York 231, No. 3, 367-472 (2018); translation from Probl. Mat. Anal. 91, 79-167 (2015).
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Windowed Green function method for the Helmholtz equation in the presence of multiply layered media. (English) Zbl 1402.78011

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Basis property of eigen- and associated functions of an operator with nondense domain of definition in the example of the Orr-Sommerfeld problem. (English. Russian original) Zbl 06845191

Math. Notes 102, No. 6, 866-871 (2017); translation from Mat. Zametki 102, No. 6, 931-937 (2017).
MSC:  47-XX 76-XX
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Scattering of an electromagnetic surface wave from a Hertzian dipole by the edge of an impedance wedge. (English. Russian original) Zbl 1382.78012

J. Math. Sci., New York 226, No. 6, 768-778 (2017); translation from Zap. Nauchn. Semin. POMI 451, 116-133 (2016).
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The phase-integral method in a problem of singular perturbation theory. (English. Russian original) Zbl 1367.34106

Izv. Math. 81, No. 2, 359-390 (2017); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 81, No. 2, 129-160 (2017).
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Rays, waves, and scattering. Topics in classical mathematical physics. (English) Zbl 1386.00065

Princeton Series in Applied Mathematics. Princeton, NJ: Princeton University Press (ISBN 978-0-691-14837-3/hbk; 978-1-4008-8540-4/ebook). xv, 588 p. (2017).
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Analysis of horizontal thin-wire conductor buried in lossy ground: new model for Sommerfeld type integral. (English) Zbl 1356.78075

Silvestrov, Sergei (ed.) et al., Engineering mathematics I. Electromagnetics, fluid mechanics, material physics and financial engineering. Cham: Springer (ISBN 978-3-319-42081-3/hbk; 978-3-319-42082-0/ebook). Springer Proceedings in Mathematics & Statistics 178, 33-49 (2016).
MSC:  78A45 78A25
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