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Parciális differenciálegyenletek numerikus megoldása és kvalitatív vizsgálata
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Ezen az oldalon az NKFI Elektronikus Pályázatkezelő Rendszerében nyilvánosságra hozott projektjeit tekintheti meg.
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Takács, Bálint ; Horváth, Róbert ; Faragó, István: Space dependent models for studying the spread of some diseases, COMPUTERS AND MATHEMATICS WITH APPLICATIONS, 2019 | Horváth, R. ; Faragó, I. ; Karátson, J.: Qualitative properties of discrete nonlinear parabolic operators, NUMERISCHE MATHEMATIK, 2019 | Róbert Horváth: On some discrete qualitative properties of implicit finite difference solutions of nonlinear parabolic problems, JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 364, Paper 112330, 2020 | Axelsson, Owe ; Neytcheva, Maya ; Karátson, János: Preconditioned Iterative Solution Methods for Linear Systems Arising in PDE-Constrained Optimization, In: Dewey, Clark (szerk.), Robust and Constrained Optimization: Methods and Applications, pp. 85-148, 2019 | Borsos, B.; Karátson, J.: Variable preconditioning for strongly nonlinear elliptic problems, JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 350, pp. 155-164, 2019 | János Karátson, Balázs Kovács, Sergey Korotov: Discrete maximum principles for nonlinear elliptic finite element problems on surfaces with boundary, IMA Journal of Numerical Analysis, 2019 | Karátson, J.: Sobolev gradient preconditioning for elliptic reaction–diffusion problems with some nonsmooth nonlinearities, JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 363, pp. 223-233, 2019 | Izsák Ferenc, Szekeres Béla János: A törtrendű diffúzió modelljei és szimulációja, Alkalmazott Matematikai Lapok, 2019 | Axelsson, Owe; Karátson János: Discretization error estimates in maximum norm for convergent splittings of matrices with a monotone preconditioning part, JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS 310: pp. 155-164, 2017 | Faragó István, Horváth Róbert: Qualitative Properties of some Discrete Models of Disease Propagation, Journal of Computational and Applied Mathematics, 340 pp 486-500 (2018), 2018 | Owe Axelsson, János Karátson: Superlinear convergence of the GMRES for PDE-constrained optimization problems, NUMERICAL FUNCTIONAL ANALYSIS AND OPTIMIZATION 39:(9) pp. 921-936, 2018 | Owe Axelsson, János Karátson, Fréderic Magoules: Superlinear convergence using block preconditioners for the real system formulation of complex Helmholtz equations, JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS 340: pp. 424-431, 2018 | Csóka József, Faragó István, Horváth Róbert, Karátson János, Korotov Sergey: Qualitative properties of nonlinear parabolic operators II.: the case of PDE systems, JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS 468:(1) pp. 64-86, 2018 | Takács Bálint Máté, Horváth Róbert, Faragó István: The effect of tree diffusion in a two-dimensional continuous model for Easter Island, EUROPEAN JOURNAL OF MATHEMATICS, 2018 | I. Faragó, M. Mincsovics, R. Mosleh.: Reliable numerical modelling of malaria propagation, Applications of Mathematics 63 (2018) 259-271., 2018 | Faragó István, Horváth Róbert, Svantnerné Sebestyén Gabriella: Qualitatively adequate numerical modeling of some biological processes, In: Michail D Todorov (szerk.) 9th International Conference for Promoting the Application of Mathematics in Technical and Natural Sciences - AMiTaNS’17, 2017 | I. Faragó, G. Svantnerné Sebestyén: Operator splitting methods for the Lotka–Volterra equations, Electron. J. Qual. Theory Differ. Equ. (2018) No. 48, 1-19., 2018 | G. Söderlind · I. Fekete, I. Faragó: On the zero-stability of multistep methods on smooth nonuniform grids, BIT Numerical Mathematics, 2018 | Izsák Ferenc, Szekeres Béla János: Efficient computation of matrix power-vector products: application for space-fractional diffusion problems, Applied Mathematics Letters, 2018 | P. Csomós, I. Faragó, I. Fekete: Numerical stability for nonlinear evolution equations, Computers and Mathematics with Applications, 70, No. 11, pp. 2752-2761, 2015 | Takács Bálint Máté, Horváth Róbert, Faragó István: The effect of tree diffusion in a two-dimensional continuous model for Easter Island, EUROPEAN JOURNAL OF MATHEMATICS, 5 (3) 845-857, 2019 | G. Söderlind · I. Fekete, I. Faragó: On the zero-stability of multistep methods on smooth nonuniform grids, BIT Numerical Mathematics, 58:4, 1125-1143, 2018 | I. Faragó, S. Filipov, I. Gospodinov: Replacing the finite difference methods for nonlinear two-point boundary value problems by successive application of the linear shooting method, Journal of Computational and Applied Mathematics, 358 (2019) 46-60., 2019 | I. Faragó, D. Repovs: Eigenvalue problems with unbalanced growth: nonlinear patterns and standing wave solutions, Nonlinear Analysis 188 (2019) 377-388., 2019 | Z. Zlatev, I. Dimov,, I. Faragó, K. Georgiev, A. Havasi: Explicit Runge-Kutta methods combined with advanced versions of the Richardson extrapolation, Computational Methods in Applied Mathematics, 2019 | Z. Zlatev, I.Dimov, I. Faragó, K. Georgiev, A. Havasi.: Absolute stability and implementation of the two-times repeated Richardson extrapolation together with explicit Runge-Kutta methods, Lecture Notes in Computer Science, Springer, Volume 11386 (2019) 678-686, 2019 | Z. Zlatev, I.Dimov, I. Faragó, K. Georgiev, A. Havasi: Stability properties of repeated Richardson extrapolation applied together with some implicit Runge-Kutta methods, Lecture Notes in Computer Science, Springer, Volume 11386 (2019) 114-125., 2019 | P. Csomós, I. Faragó, I. Fekete: Numerical stability for nonlinear evolution equations, Computers and Mathematics with Applications, 2016 | G. Sebestyén, I. Faragó, R.Horváth., R. Kersner, M. Klincsik: Stability of patterns and of constant steady states for a cross-diffusion system, Journal of Computational and Applied Mathematics 293 (2016) 208-216, 2016 | I. Faragó, R.Horváth: On some qualitatively adequate discrete space-time models of epidemic propagation, Journal of Computational and Applied Mathematics, 293 (2016) 45-54., 2016 | Faragó István, Karátson János, Korotov Sergey: Discrete nonnegativity for nonlinear cooperative parabolic PDE systems with non-monotone coupling, MATHEMATICS AND COMPUTERS IN SIMULATION 139: pp. 37-53., 2017 | Faragó István, Horváth Róbert, Karátson János, Korotov Sergey: Qualitative properties of nonlinear parabolic operators, JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS 448:(1) pp. 473-497., 2017 | Szekeres Béla János, Izsák Ferenc: Convergence of the matrix transformation method for the finite difference approximation of fractional order diffusion problems, Applications of Mathematics 62(1), pp. 15-36., 2017 | Szekeres Béla János, Izsák Ferenc: Finite difference approximation of space-fractional diffusion problems: the matrix transformation method, Computers & Mathematics with Applications 73(2), pp. 261-269., 2017 | Izsák Ferenc, Szekeres Béla: Models of space-fractional diffusion: A critical review, Applied Mathematics Letters 71, pp. 38-43, 2017 | Faragó István, Horváth Róbert: Qualitative properties of the finite difference solution of a space-time epidemic propagation model, Annales Univ. Sci. Budapest., Sect. Comp. 45 157–168 (2016)., 2016 | Faragó István, Horváth Róbert: On a spatial epidemic propagation model, Progress in Industrial Mathematics at ECMI 2014, Editors: Russo, G., Capasso, V., Nicosia, G., Romano, V.; Springer, 517-525, ISBN 978-3-319-23412-0, 2017 | Faragó István, Horváth Róbert: Qualitative Properties of some Discrete Models of Disease Propagation, Journal of Computational and Applied Mathematics, Available online 27 September 2017, https://doi.org/10.1016/j.cam.2017.09.024, 2017 | Z. Zlatev, I. Dimov, I. Faragó, Á. Havasi: Stability of the Richardson Extrapolation combined with some implicit Runge-Kutta methods, Journal of Computational and Applied Mathematics 310 (2017) 224-240., 2017 | Z. Farkas, I. Faragó, A. Kriston, A Pfang.: Improvement of accuracy of multi-scale models of Li-ion batteries by applying operator splitting techniques, Journal of Computational and Applied Mathematics 310 (2017) 59-79, 2017 | Karátson János, Korotov Sergey: Some discrete maximum principles arising for nonlinear elliptic finite element problems, COMPUTERS AND MATHEMATICS WITH APPLICATIONS, 2015 | Owe Axelsson, János Karátson, and Balázs Kovács: Robust Preconditioning Estimates for Convection-Dominated Elliptic Problems via a Streamline Poincaré-Friedrichs Inequality, SIAM JOURNAL ON NUMERICAL ANALYSIS 52:(6) pp. 2957-2976., 2014 | Szekeres Béla János, Izsák Ferenc: A finite difference method for fractional diffusion equations with Neumann boundary conditions, OPEN MATHEMATICS, 13, pp. 581-600, 2015 | Szekeres Béla János, Izsák Ferenc: Finite element approximation of fractional order elliptic boundary value problems, JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 292, pp. 553-561, 2016 | P. Csomós, I. Faragó, I. Fekete: Numerical stability for nonlinear evolution equations, Computers and Mathematics with Applications, 2016 | G. Sebestyén, I. Faragó, R.Horváth., R. Kersner, M. Klincsik: Stability of patterns and of constant steady states for a cross-diffusion system, Journal of Computational and Applied Mathematics 293 (2016) 208-216, 2016 | I. Faragó, R.Horváth: On some qualitatively adequate discrete space-time models of epidemic propagation, Journal of Computational and Applied Mathematics, 293 (2016) 36-45., 2016 | G. Sebestyén, I. Faragó.: Invasive species model with linear rat harvesting on Easter Island, J Appl Computat Math, 4, 2016 | I. Faragó, R. Horvath: Qualitatively adequate numerical modelling of spatial SIRS-type disease propagation, Electronic Journal of Qualitative Theory of Differential Equations, 2016 | B. Takács, R. Horváth, I. Faragó: The effect of tree-diffusion in a Mathematical Model of Easter Island's Population, Electronic Journal of Qualitative Theory of Differential Equations, 2016 | Szekeres Béla János, Izsák Ferenc: Fractional derivatives for vortex simulations, Proceedings of ALGORITMY 2016, 2016 | Axelsson, Owe; Karátson János: Discretization error estimates in maximum norm for convergent splittings of matrices with a monotone preconditioning part, JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2016 | Karátson János: A maximum principle for some nonlinear cooperative elliptic PDE systems with mixed boundary conditions, JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, 2016 | Karátson János, Kovács Balázs: A Parallel Numerical Solution Approach for Nonlinear Parabolic Systems Arising in Air Pollution Transport Problems, In: A. Bátkai, P. Csomós, I. Faragó, A. Horányi, G. Szépszó (szerk.) Mathematical Problems in Meteorological Modelling. 259 p. Basel, Springer Verlag; pp. 57-70., 2016 |
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