Výsledky vyhledávání - Applications of operator theory in numerical analysis

Numerical analysis of the spectra of dissipative Schrodinger-type and related operators

Autoři: Aljawi, Salma

Přístupová URL adresa: https://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.848642

Periodic approximations and spectral analysis of the Koopman operator: theory and applications

Autoři: Govindarajan, Nithin

Témata: Mechanical engineering, Mathematics

Popis souboru: application/pdf

Přístupová URL adresa: https://escholarship.org/uc/item/7bf6218t
https://escholarship.org/content/qt7bf6218t/qt7bf6218t.pdf

DATA-DRIVEN ANALYSIS OF NONLINEAR DYNAMICS BASED ON KOOPMAN OPERATOR THEORY AND ITS APPLICATION TO SHORT-TERM PRECIPITATION FORECAST / クープマン作用素論に基づく非線形動的現象のデータ駆動型解析と降水短期予測への適用

Autoři: Koyuru IWANAMI Masato ABE Shitao ZHENG a další

Zdroj: 土木学会論文集A2（応用力学） / Journal of Japan Society of Civil Engineers, Ser. A2 (Applied Mechanics (AM)). 2020, 76(1):22

Inversion of Displacement Operators: Inversion of displacement operators

Autoři: Victor Y. Pan Xinmao Wang

Zdroj: SIAM Journal on Matrix Analysis and Applications. 24:660-677

Témata: tangential confluent Nevanlinna-Pick problem, Applications of operator theory in numerical analysis, Analysis of algorithms and problem complexity, displacement rank, Toeplitz operators, Hankel operators, Wiener-Hopf operators, structured matrices, 0102 computer and information sciences, 0101 mathematics, Direct numerical methods for linear systems and matrix inversion, Linear operator methods in interpolation, moment and extension problems, 01 natural sciences, inverse displacement operators

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/2027918
https://doi.org/10.1137/s089547980238627x
https://epubs.siam.org/doi/abs/10.1137/S089547980238627X
https://dl.acm.org/doi/10.1137/S089547980238627X
http://comet.lehman.cuny.edu/vpan/pdf/pan195.pdf
https://dblp.uni-trier.de/db/journals/siammax/siammax24.html#PanW03

Convergence and approximation of semigroups of Lipschitz operators

Autoři: Yoshikazu Kobayashi Naoki Tanaka

Zdroj: Nonlinear Analysis: Theory, Methods & Applications. 61:781-821

Témata: strong convergence, Applications of operator theory in numerical analysis, infinitesimal generator, Semigroups of nonlinear operators, 0101 mathematics, 01 natural sciences, semigroups of Lipschitz operators

Popis souboru: application/xml

Přístupová URL adresa: https://www.sciencedirect.com/science/article/pii/S0362546X05000556

Optimal Error Estimates in Operator-Norm Approximations of Semigroups: Optimal error estimates in operator-norm approximations of semigroups

Autoři: Vygantas Paulauskas Vidmantas Bentkus

Zdroj: Letters in Mathematical Physics. 68:131-138

Témata: Applications of operator theory to differential and integral equations, Remainders in approximation formulas, Ritt condition, 01 natural sciences, Groups and semigroups of linear operators, Linear differential equations in abstract spaces, Applications of operator theory in numerical analysis, Numerical solutions to equations with linear operators, Chernoff theory, holomorphic semigroups, 0101 mathematics, Euler approximations, Error bounds for numerical methods for ordinary differential equations, Trotter-Kato formula

Popis souboru: application/xml

Přístupová URL adresa: https://ui.adsabs.harvard.edu/abs/2004LMaPh..68..131B/abstract
https://link.springer.com/10.1023/B:MATH.0000045552.97035.87
https://link.springer.com/article/10.1023/B:MATH.0000045552.97035.87
http://www.mif.vu.lt/katedros/mak/doc/paulauskas/paul.pdf

Evolution equations governed by families of weighted operators

Autoři: J.F. Couchouron P. Ligarius

Zdroj: Annales de l'Institut Henri Poincaré C, Analyse non linéaire. 16:299-334

Témata: Cauchy problem, 0209 industrial biotechnology, infinite-dimensional system, Equations involving nonlinear operators (general), Initial value problems for linear higher-order PDEs, weak* convergence, 02 engineering and technology, Nonlinear differential equations in abstract spaces, 01 natural sciences, Higher-order parabolic equations, coherence, Applications of operator theory in numerical analysis, mild solution, 0101 mathematics, Mathematical Physics, Analysis

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/1287844
https://doi.org/10.1016/s0294-1449(99)80016-x
https://www.sciencedirect.com/science/article/abs/pii/S029414499980016X
http://ui.adsabs.harvard.edu/abs/1999AIHPC..16..299C/abstract
https://www.sciencedirect.com/science/article/pii/S029414499980016X
https://eudml.org/doc/78467
https://dial.uclouvain.be/pr/boreal/object/boreal:44467
http://www.numdam.org/item/AIHPC_1999__16_3_299_0/

Time-Delay Observables for Koopman: Theory and Applications.

Autoři: Kamb, Mason Kaiser, Eurika Brunton, Steven L. a další

Zdroj: SIAM Journal on Applied Dynamical Systems. 2020, Vol. 19 Issue 2, p886-917. 32p.

Témata: NONLINEAR dynamical systems, NUMERICAL solutions for linear algebra, OPERATOR theory, FUNCTION spaces, DYNAMICAL systems

Transmission operators for the non-overlapping Schwarz method for solving Helmholtz problems in rectangular cavities

Autoři: Marsic, Nicolas Geuzaine, Christophe De Gersem, Herbert

Zdroj: Computers and Mathematics with Applications, 138, 37 - 64 (2023-05-15)

Témata: Cavity problem, Domain decomposition method, Helmholtz equation, Optimized Schwarz method, Cavity problems, Domain-decomposition methods, Helmholtz problems, Helmholtz's equations, Optimized Schwarz methods, Overlapping Schwarz, Propagating waves, Rectangular cavity, Schwarz method, Transmission operators, Modeling and Simulation, Computational Theory and Mathematics, Computational Mathematics, Mathematics - Numerical Analysis, Computer Science - Numerical Analysis, Physical, chemical, mathematical & earth Sciences, Mathematics, Physique, chimie, mathématiques & sciences de la terre, Mathématiques

Relation: https://api.elsevier.com/content/article/PII:S0898122123000780?httpAccept=text/xml; urn:issn:0898-1221; urn:issn:1873-7668

Přístupová URL adresa: https://orbi.uliege.be/handle/2268/324767

Theory of Linear Dissipative Scattering Systems with Discrete Time and with Space States of the Class π k: Theory of linear dissipative scattering systems with discrete time and with space states of the class \(\pi_\kappa\)

Autoři: S. M. Saprikin

Zdroj: Journal of Mathematical Sciences. 120:1752-1765

Témata: Linear operators on spaces with an indefinite metric, Applications of operator theory in numerical analysis, Scattering theory of linear operators, 0101 mathematics, Applications of operator theory in systems, signals, circuits, and control theory, Linear accretive operators, dissipative operators, etc, minimal optimal dissipative scattering system, Pontryagin state space, 01 natural sciences, Popov-type stability of feedback systems, Functions whose values are linear operators (operator- and matrix-valued functions, etc., including analytic and meromorphic ones), generalized Schur class

Popis souboru: application/xml

Přístupová URL adresa: https://link.springer.com/article/10.1023/B%3AJOTH.0000018873.75790.45

On the Convergence of Discretizations for Set Valued Operator Equations: On the convergence of discretizations for set valued operator equations

Autoři: J. Lei

Zdroj: ZAMM - Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik. 77:861-866

Témata: set-valued operators, Applications of operator theory in numerical analysis, Numerical solutions to equations with nonlinear operators, Approximation by operators (in particular, by integral operators), Rate of convergence, degree of approximation, 0101 mathematics, Set-valued operators, 01 natural sciences

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/1089976
https://doi.org/10.1002/zamm.19970771111
https://ui.adsabs.harvard.edu/abs/1997ZaMM...77..861L/abstract
http://onlinelibrary.wiley.com/doi/10.1002/zamm.19970771111/abstract
http://ui.adsabs.harvard.edu/abs/1997ZaMM...77..861L/abstract

Application of M-matrices theory to numerical investigation of a nonlinear elliptic equation with an integral condition

Autoři: Mifodijus Sapagovas Viktorija Griškonienė Olga Štikonienė

Zdroj: Nonlinear Analysis, Vol 22, Iss 4 (2017)

Témata: elliptic equation, finite-difference method, integral boundary condition, iterative method, eigenvalue problem, M-matrix, Analysis, QA299.6-433

Popis souboru: electronic resource

Relation: http://www.zurnalai.vu.lt/nonlinear-analysis/article/view/13380; https://doaj.org/toc/1392-5113; https://doaj.org/toc/2335-8963

Přístupová URL adresa: https://doaj.org/article/fab8db092a5840bdafaacbf29b0bc2c2

On analytic solutions of operator differential equations: On analytic solutions to operator differential equations

Autoři: M. L. Gorbachuk

Zdroj: Ukrainian Mathematical Journal. 52:680-693

Témata: Cauchy problem, One-parameter semigroups and linear evolution equations, Formal solutions and transform techniques for ordinary differential equations in the complex domain, Growth and boundedness of solutions to ordinary differential equations, Oscillation, growth of solutions to ordinary differential equations in the complex domain, Initial value problems, existence, uniqueness, continuous dependence and continuation of solutions to ordinary differential equations, differential-operator equation, 01 natural sciences, Linear differential equations in abstract spaces, Applications of operator theory in numerical analysis, analytic vector, Explicit solutions, first integrals of ordinary differential equations, 0101 mathematics, entire vector

Popis souboru: application/xml

Přístupová URL adresa: https://link.springer.com/article/10.1007%2FBF02487281
https://link.springer.com/content/pdf/10.1007/BF02487281.pdf

Spectral Flow

Autoři: Doll, Nora Schulz-Baldes, Hermann Waterstraat, Nils

Témata: Self-adjoint Fredholm operators, topologies, thereon Index, theory of Fredholm pairs, Bott-Maslov and Conley-Zehnder indices, Oscillation theory Jacobi operators, scattering theory, Variational bifurcation theory, Differential calculus and equations, Numerical analysis, Applied mathematics

Popis souboru: application/pdf

Relation: De Gruyter Studies in Mathematics

Přístupová URL adresa: https://library.oapen.org/handle/20.500.12657/63798

Essays on second-best pricing schemes for transport infrastructure

Autoři: Pons i Rigat, Aleix

Přispěvatelé: University/Department: Universitat Politècnica de Catalunya. Escola Tècnica Superior d'Enginyers de Camins, Canals i Ports de Barcelona

Thesis Advisors: Turró Calvet, Mateu, Saurí Marchán, Sergi

Zdroj: TDX (Tesis Doctorals en Xarxa)

Témata: Àrees temàtiques de la UPC::Enginyeria civil

Popis souboru: application/pdf

Přístupová URL adresa: http://hdl.handle.net/10803/672332
https://dx.doi.org/10.5821/dissertation-2117-351112

Approximation of Abstract Differential Equations: Approximation of abstract differential equations

Autoři: GUIDETTI, DAVIDE B. Karasoezen S. Piskarev

Zdroj: Journal of Mathematical Sciences. 122:3013-3054

Témata: One-parameter semigroups and linear evolution equations, numerical analysis, Applications of operator theory to differential and integral equations, Nonlinear differential equations in abstract spaces, \(C\)-semigroups, regularized semigroups, 01 natural sciences, Groups and semigroups of linear operators, Applications of operator theory in numerical analysis, Linear differential equations in abstract spaces, Abstract approximation theory (approximation in normed linear spaces and other abstract spaces), Numerical solutions to equations with linear operators, Research exposition (monographs, survey articles) pertaining to numerical analysis, Bibliographies for mathematics in general, abstract differential equations, 0101 mathematics

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/2182392
https://doi.org/10.1023/b:joth.0000029696.94590.94
https://open.metu.edu.tr/handle/11511/85273
https://link.springer.com/article/10.1023/B:JOTH.0000029696.94590.94
https://hdl.handle.net/11585/14157

Proceedings of the International Academic Summer Conference on Number Theory and Information Security (NTIS 2023)

Autoři: Zhiyong Zheng Tianze Wang

Resource Type: eBook.

Témata: Social planning, National security, Number theory

Categories: COMPUTERS / Security / General, MATHEMATICS / Numerical Analysis

A method for the numerical solution of integral equations in boundary value problems with finite-order Abelian symmetry groups

Autoři: S. I. Safronov R. P. Tarasov E. V. Zakharov

Zdroj: USSR Computational Mathematics and Mathematical Physics. 30:44-53

Témata: Applications of operator theory in numerical analysis, Numerical solutions to equations with linear operators, Fourier transform, convolution, boundary integral equation, Boundary element methods for boundary value problems involving PDEs, Numerical methods for integral equations, commutative symmetry group of finite order, numerical experiments

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/8039
https://doi.org/10.1016/0041-5553(90)90107-4
http://www.sciencedirect.com/science/article/pii/0041555390901074
https://www.sciencedirect.com/science/article/pii/0041555390901074

Spectral Geometry of Graphs

Autoři: Pavel Kurasov

Resource Type: eBook.

Témata: Differential operators, Spectral theory (Mathematics), Graphic methods

Categories: COMPUTERS / Quantum Computing, MATHEMATICS / Mathematical Analysis, SCIENCE / System Theory, MATHEMATICS / Optimization

Some generalized aggregating operators with linguistic information and their application to multiple attribute group decision making

Autoři: Wei, Gui-Wu¹ weiguiwu@163.com

Zdroj: Computers & Industrial Engineering. Aug2011, Vol. 61 Issue 1, p32-38. 7p.

Témata: *GROUP decision making, *MATHEMATICAL analysis, OPERATOR theory, NUMERICAL analysis, COMPUTATIONAL mathematics, COMPUTATIONAL linguistics, NUMERICAL calculations, ARITHMETIC mean