Výsledky vyhledávání - Spectral theory and eigenvalue problems for partial differential equations

Decoupled matrix Riccati differential equations approach for robust boundary data completion in time-fractional diffusion problems

Autoři: Fadhel Jday Ridha Mdimagh Haithem Omri

Zdroj: Arabian Journal of Mathematics. 14:85-105

Témata: Stability theory of functional-differential equations, Anomalous diffusion models (subdiffusion, superdiffusion, continuous-time random walks, etc.), Spectral theory and eigenvalue problems for partial differential equations, Initial-boundary value problems for PDEs with pseudodifferential operators, Fractional partial differential equations

Popis souboru: application/xml

Magnetic Tunneling Between Disc-Shaped Obstacles: Magnetic tunneling between disc-shaped obstacles

Autoři: Søren Fournais Léo Morin

Zdroj: Commun Math Phys
Fournais, S & Morin, L 2025, ' Magnetic Tunneling Between Disc-Shaped Obstacles ', Communications in Mathematical Physics, vol. 406, no. 5, 114 . https://doi.org/10.1007/s00220-025-05295-5

Témata: Mathematics - Spectral Theory, General mathematical topics and methods in quantum theory, FOS: Mathematics, FOS: Physical sciences, Spectral theory and eigenvalue problems for partial differential equations, Mathematical Physics (math-ph), Elliptic equations and elliptic systems, Spectral Theory (math.SP), Mathematical Physics, Article

Popis souboru: application/xml; application/pdf

Přístupová URL adresa: https://pubmed.ncbi.nlm.nih.gov/40270842
http://arxiv.org/abs/2411.12384
https://zbmath.org/8030977
https://doi.org/10.1007/s00220-025-05295-5
https://curis.ku.dk/ws/files/453631644/Magnetic_Tunneling.pdf

Spectral Geometry of Partial Differential Operators

Autoři: Ruzhansky, Michael Sadybekov, Makhmud Suragan, Durvudkhan

Témata: Hardy Littlewood Inequality, Lebesgue integral, Vlasov Poisson Equations, bounded linear operators, Vlasov Poisson System, Fredholm operators, Generalised Derivative, Riesz' inequality, Nonnegative Measurable Functions, spectral geometry, Symmetric Rearrangement, Dirichlet Laplacian, Euler Poisson System, partial differential operators, spectral invariants, linear differential operators, Banach Space, Separable Infinite Dimensional Hilbert Space, Linear Normed Space, Cauchy Sequence, Hilbert Space, Linear Space, Functional analysis and transforms, Mathematical physics, Probability and statistics, Differential calculus and equations, Applied mathematics

Popis souboru: application/pdf

Relation: Chapman & Hall/CRC Monographs and Research Notes in Mathematics

Přístupová URL adresa: https://library.oapen.org/handle/20.500.12657/101514

Many-body excitations in trapped Bose gas: A non-Hermitian approach: Many-body excitations in trapped Bose gas: a non-Hermitian approach

Autoři: Grillakis, Manoussos Margetis, Dionisios Sorokanich, Stephen

Zdroj: Quarterly of Applied Mathematics. 81:87-126

Témata: variational principle, Applications of operator theory to differential and integral equations, nonlinear integro-partial differential equation, quasiparticle, 01 natural sciences, operator Riccati equation, Nonselfadjoint operator theory in quantum theory including creation and destruction operators, Fock space, non-self-adjoint operators, 0103 physical sciences, Quantum dynamics and nonequilibrium statistical mechanics (general), Bosonic systems in quantum theory, Spectral theory and eigenvalue problems for partial differential equations, quantum many-body dynamics, PDEs in connection with quantum mechanics

Popis souboru: application/xml

High‐order in‐cell discontinuous reconstruction path‐conservative methods for nonconservative hyperbolic systems–DR.MOOD method: High-order in-cell discontinuous reconstruction path-conservative methods for nonconservative hyperbolic systems-DR.MOOD method

Autoři: Ernesto Pimentel‐García Manuel J. Castro Christophe Chalons a další

Zdroj: RIUMA. Repositorio Institucional de la Universidad de Málaga
Universidad de Málaga

Témata: in-cell discontinuous reconstructions, finite volume methods, Two-layer shallow water equations, Smoothness and regularity of solutions to PDEs, Matemáticas aplicadas, Nonconservative hyperbolic systems, Finite volume methods, 01 natural sciences, Ecuaciones en derivadas parciales, Numerical aspects of the method of characteristics for initial value and initial-boundary value problems involving PDEs, Ecuaciones diferenciales hiperbólicas, Finite volume methods for initial value and initial-boundary value problems involving PDEs, Spectral theory and eigenvalue problems for partial differential equations, 0101 mathematics, Weak solutions to PDEs, Shock-capturing methods, Water waves, gravity waves, dispersion and scattering, nonlinear interaction, nonconservative hyperbolic systems, Path-conservative methods, Finite volume methods applied to problems in fluid mechanics, Series expansions (e.g., Taylor, Lidstone series, but not Fourier series), Shock waves and blast waves in fluid mechanics, two-layer shallow water equations, shock-capturing methods, Análisis matemático, MOOD, In-cell discontinuous reconstructions, First-order hyperbolic systems, path-conservative methods, Análisis numérico

Popis souboru: application/xml

Přístupová URL adresa: https://hdl.handle.net/10630/32486

Spectral and High Order Methods for Partial Differential Equations ICOSAHOM 2018 : Selected Papers From the ICOSAHOM Conference, London, UK, July 9-13, 2018

Autoři: Spencer J. Sherwin David Moxey Joaquim Peiró a další

Resource Type: eBook.

Témata: Differential equations, Partial--Numerical solutions--Congresses, Spectral theory (Mathematics)--Congresses

Categories: MATHEMATICS / Differential Equations / General, MATHEMATICS / Numerical Analysis

Spectral boundary value problems for the Helmholtz equation with spectral parameter in boundary conditions on a non-smooth surface

Autoři: R. Mennicken M. S. Agranovich

Zdroj: Sbornik: Mathematics. 190:29-69

Témata: Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation, General theory of partial differential operators, Lipschitz boundary, boundary conditions, Spectral theory and eigenvalue problems for partial differential equations, Helmholtz equation, 0101 mathematics, eigenproblem, 01 natural sciences

Popis souboru: application/xml

Přístupová URL adresa: https://stacks.iop.org/1064-5616/190/i=1/a=A02?key=crossref.d7b79bb77ae55e33373b589ff8180408
https://ui.adsabs.harvard.edu/abs/1999SbMat.190...29A/abstract

ORTHOGONAL POLYNOMIALS SATISFYING PARTIAL DIFFERENTIAL EQUATIONS BELONGING TO THE BASIC CLASS: Orthogonal polynomials satisfying partial differential equations belonging to the basic class

Autoři: Lance L. Littlejohn J.K. Lee B.H. Yoo

Zdroj: Journal of the Korean Mathematical Society. 41:1049-1070

Témata: Orthogonal polynomials and functions in several variables expressible in terms of special functions in one variable, Jacobi polynomials, Bessel polynomials, positive-definite, eigenvalue, Spectral theory and eigenvalue problems for partial differential equations, 0101 mathematics, partial diffferential equations, orthogonal polynomials basic class, 01 natural sciences

Popis souboru: application/xml

Přístupová URL adresa: http://www.ndsl.kr/soc_img/society/kms/DBSHBB/2004/v41n6/DBSHBB_2004_v41n6_1049.pdf
https://zbmath.org/2143312
https://doi.org/10.4134/jkms.2004.41.6.1049
http://www.koreascience.or.kr/article/ArticleFullRecord.jsp?cn=DBSHBB_2004_v41n6_1049

A constructible conductivity cloak via homogenisation*: A constructible conductivity cloak via homogenisation

Autoři: Yves Capdeboscq Eleanor Gemida

Zdroj: Inverse Problems. 41:035001

Témata: Technical applications of optics and electromagnetic theory, Homogenization in optics and electromagnetic theory, Inverse problems for PDEs, homogenisation, Electromagnetic theory (general), Composite media, random media in optics and electromagnetic theory, laminate composites, Inverse problems (including inverse scattering) in optics and electromagnetic theory, Spectral theory and eigenvalue problems for partial differential equations, approximate cloaking, Homogenization in context of PDEs, PDEs in media with periodic structure, PDEs in connection with optics and electromagnetic theory

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/7988271
https://doi.org/10.1088/1361-6420/adaa98

Convergence of generalized MIT bag models to Dirac operators with zigzag boundary conditions

Autoři: Duran Lamiel, Joaquim Mas Blesa, Albert Universitat Politècnica de Catalunya. Doctorat en Matemàtica Aplicada a další

Přispěvatelé: Duran Lamiel, Joaquim Mas Blesa, Albert Universitat Politècnica de Catalunya. Doctorat en Matemàtica Aplicada a další

Témata: Àrees temàtiques de la UPC::Matemàtiques i estadística, Dirac operator, Spectral theory, Resolvent convergence, Classificació AMS::35 Partial differential equations::35P Spectral theory and eigenvalue problems for partial differential operators, Classificació AMS::35 Partial differential equations::35Q Equations of mathematical physics and other areas of application, Classificació AMS::47 Operator theory::47A General theory of linear operators, Classificació AMS::81 Quantum theory::81Q General mathematical topics and methods in quantum theory

Popis souboru: application/pdf

Relation: https://link.springer.com/article/10.1007/s13324-024-00946-7; Duran, J.; Mas, A. Convergence of generalized MIT bag models to Dirac operators with zigzag boundary conditions. "Analysis and mathematical physics", 1 Agost 2024, vol. 14, núm. 85.; http://hdl.handle.net/2117/423137

Dostupnost: http://hdl.handle.net/2117/423137
https://doi.org/10.1007/s13324-024-00946-7

PARTIAL DIFFERENTIAL EQUATIONS FOR PRODUCTS OF TWO CLASSICAL ORTHOGONAL POLYNOMIALS: Partial differential equations for products of two classical orthogonal polynomials

Autoři: D.W. Lee

Zdroj: Bulletin of the Korean Mathematical Society. 42:179-188

Témata: Orthogonal polynomials and functions in several variables expressible in terms of special functions in one variable, product of classical orthogonal polynomials, Spectral theory and eigenvalue problems for partial differential equations, orthogonal polynomial systems in two variables, 0101 mathematics, 01 natural sciences

Popis souboru: application/xml

Přístupová URL adresa: http://www.ndsl.kr/soc_img/society/kms/E1BMAX/2005/v42n1/E1BMAX_2005_v42n1_179.pdf
https://zbmath.org/2162887
https://doi.org/10.4134/bkms.2005.42.1.179
http://koreascience.or.kr/journal/view.jsp?kj=E1BMAX&py=2005&vnc=v42n1&sp=179
http://www.koreascience.or.kr/article/ArticleFullRecord.jsp?cn=E1BMAX_2005_v42n1_179
http://www.ndsl.kr/soc_img/society/kms/E1BMAX/2005/v42n1/E1BMAX_2005_v42n1_179.pdf

The wave equation approach to an inverse eigenvalue problem for an arbitrary multiply connected drum in ℝ2 with Robin boundary conditions: The wave equation approach to an inverse eigenvalue problem for an arbitrary multiply connected drum in \(\mathbb R^2\) with Robin boundary conditions.

Autoři: E. M. E. Zayed I. H. Abdel-Halim

Zdroj: International Journal of Mathematics and Mathematical Sciences, Vol 25, Iss 11, Pp 717-726 (2001)

Témata: 0209 industrial biotechnology, Boundary value problems for second-order elliptic equations, Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation, QA1-939, Spectral theory and eigenvalue problems for partial differential equations, 02 engineering and technology, 0101 mathematics, 01 natural sciences, Mathematics, 6. Clean water

Popis souboru: application/xml

Přístupová URL adresa: https://downloads.hindawi.com/journals/ijmms/2001/861895.pdf
https://zbmath.org/1656125
https://doi.org/10.1155/s0161171201005300
https://doaj.org/article/ff2568dc1a3946e9813a02fd963ff124
http://downloads.hindawi.com/journals/ijmms/2001/861895.pdf
https://www.hindawi.com/journals/ijmms/2001/861895/
https://downloads.hindawi.com/journals/ijmms/2001/861895.pdf
http://emis.maths.adelaide.edu.au/journals/HOA/IJMMS/25/11717.pdf
https://www.maths.tcd.ie/EMIS/journals/HOA/IJMMS/Volume25_11/726.pdf
http://www.emis.de/journals/HOA/IJMMS/Volume25_11/861895.pdf

Orthogonal polynomial eigenfunctions of second-order partial differerential equations: Orthogonal polynomial eigenfunctions of second-order partial differential equations

Autoři: Kwon, KH Kwon, Kil Hyun Lee, JK Littlejohn, LL

Zdroj: Transactions of the American Mathematical Society. 353:3629-3647

Témata: second order partial differential equations, Orthogonal polynomials and functions in several variables expressible in terms of special functions in one variable, Spectral theory and eigenvalue problems for partial differential equations, 0101 mathematics, 01 natural sciences, orthogonal polynomials in two variables

Popis souboru: application/xml

Přístupová URL adresa: https://www.ams.org/tran/2001-353-09/S0002-9947-01-02784-2/S0002-9947-01-02784-2.pdf
https://www.ams.org/journals/tran/2001-353-09/S0002-9947-01-02784-2/home.html
https://www.jstor.org/stable/2693806
https://koasas.kaist.ac.kr/handle/10203/79121
https://www.ams.org/tran/2001-353-09/S0002-9947-01-02784-2/S0002-9947-01-02784-2.pdf

Lower bounds for Cauchy data on curves in a negatively curved surface

Autoři: Galkowski, J Zelditch, S

Zdroj: Israel Journal of Mathematics. 244:971-1000

Témata: Global submanifolds, Spectral problems, spectral geometry, scattering theory on manifolds, FOS: Physical sciences, eigenfunctions, Methods of global Riemannian geometry, including PDE methods, curvature restrictions, Mathematical Physics (math-ph), microlocal defect measures, 01 natural sciences, Fermi normal coordinates, Mathematics - Analysis of PDEs, FOS: Mathematics, Spectral theory and eigenvalue problems for partial differential equations, Laplacian, 0101 mathematics, Rellich identity, Mathematical Physics, Analysis of PDEs (math.AP)

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/pdf/2002.09456
http://arxiv.org/abs/2002.09456
https://ui.adsabs.harvard.edu/abs/2020arXiv200209456G/abstract
https://discovery.ucl.ac.uk/id/eprint/10110428/
https://link.springer.com/article/10.1007/s11856-021-2201-6
https://discovery-pp.ucl.ac.uk/id/eprint/10110428/

Orthogonal polynomials in two variables and second-order partial differential equations

Autoři: Kim, YJ Kwon, KH Kwon, Kil Hyun Lee, JK

Zdroj: Journal of Computational and Applied Mathematics. 82:239-260

Témata: Computational Mathematics, Applied Mathematics, Orthogonal polynomials and functions in several variables expressible in terms of special functions in one variable, Second-order partial differential equations, Spectral theory and eigenvalue problems for partial differential equations, 0101 mathematics, Orthogonal polynomials in two variables, 01 natural sciences

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/1084081
https://doi.org/10.1016/s0377-0427(97)00082-4
https://koasas.kaist.ac.kr/handle/10203/69191
https://www.sciencedirect.com/science/article/pii/S0377042797000824
https://www.sciencedirect.com/science/article/abs/pii/S0377042797000824

Boundary Value Problems, Weyl Functions, and Differential Operators

Autoři: Jussi Behrndt Seppo Hassi Henk de Snoo

Resource Type: eBook.

Témata: Differential operators, Spectral theory (Mathematics), Boundary value problems, Boundary value problems--Weyl theory

Categories: MATHEMATICS / Functional Analysis, MATHEMATICS / Differential Equations / General, SCIENCE / System Theory

ASYMPTOTICS OF A SPECTRAL PROBLEM ASSOCIATED WITH THE NEUMANN SIEVE: Asymptotics of a spectral problem associated with the Neumann sieve

Autoři: Daniel Onofrei Bogdan Vernescu

Zdroj: Analysis and Applications. :69-87

Témata: Gamma-convergence, Asymptotic behavior of solutions to PDEs, DtN map, homogenization, Steklov problem, Spectral theory and eigenvalue problems for partial differential equations, 0101 mathematics, Homogenization in context of PDEs, PDEs in media with periodic structure, 01 natural sciences

Popis souboru: application/xml

Přístupová URL adresa: https://www.worldscientific.com/doi/abs/10.1142/S0219530505000480

Spectral Geometry of Partial Differential Operators

Autoři: Michael Ruzhansky Makhmud Sadybekov Durvudkhan Suragan

Resource Type: eBook.

Témata: Partial differential operators, Spectral geometry

Categories: MATHEMATICS / General, MATHEMATICS / Arithmetic, MATHEMATICS / Differential Equations / General, MATHEMATICS / Functional Analysis

Semilinear elliptic boundary value problems with double resonance between two consecutive eigenvalues

Autoři: Jiabao Su

Zdroj: Nonlinear Analysis: Theory, Methods & Applications. 48:881-895

Témata: Nonlinear boundary value problems for linear elliptic equations, Resonance in context of PDEs, mountain pass lemma, minimax methods, Spectral theory and eigenvalue problems for partial differential equations, Morse theory, 0101 mathematics, critical groups, 01 natural sciences, nontrivial solution

Popis souboru: application/xml

Přístupová URL adresa: https://www.sciencedirect.com/science/article/pii/S0362546X00002212

On Overdetermined Eigenvalue Problems for the Polyharmonic Operator: On overdetermined eigenvalue problems for the polyharmonic operator

Autoři: Dalmasso, Robert Laboratoire de Modélisation et Calcul (LMC - IMAG) Université Joseph Fourier - Grenoble 1 (UJF)-Institut National Polytechnique de Grenoble (INPG)-Centre National de la Recherche Scientifique (CNRS)

Přispěvatelé: Dalmasso, Robert Laboratoire de Modélisation et Calcul (LMC - IMAG) Université Joseph Fourier - Grenoble 1 (UJF)-Institut National Polytechnique de Grenoble (INPG)-Centre National de la Recherche Scientifique (CNRS)

Zdroj: Journal of Mathematical Analysis and Applications. 221:384-404

Témata: Applied Mathematics, overdetermined eigenvalue problems, Schiffer conjecture, polyharmonic operator, Biharmonic and polyharmonic equations and functions in higher dimensions, 01 natural sciences, Polyharmonic operator, Boundary value problems for higher-order elliptic equations, overdetermined problems, Overdetermined systems of PDEs with constant coefficients, [MATH.MATH-AP]Mathematics [math]/Analysis of PDEs [math.AP], Spectral theory and eigenvalue problems for partial differential equations, 0101 mathematics, Analysis

Popis souboru: application/xml

Přístupová URL adresa: https://www.sciencedirect.com/science/article/abs/pii/S0022247X97959060
https://www.sciencedirect.com/science/article/pii/S0022247X97959060#!