Presentations

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2014

M. Feischl, T. Führer, G. Mitscha-Eibl, D. Praetorius, E. Stephan: Convergence of adaptive BEM for the Faermann error estimator, 10th Austrian Numerical Analysis Day, Wien, 30.05.2014-31.05.2014.

M. Feischl, T. Führer, D. Praetorius: Quasi-optimal AFEM for non-symmetric operators, The 12th European Finite Element Fair, Wien, 29.05.2014-30.05.2014. [abstract]

2013

C. Carstensen, M. Feischl, M. Page, D. Praetorius: Remarks on the axioms of adaptivity (invited talk), ENSTA Workshop on Error Estimates and Adaptive Mesh Refinement Strategies for Boundary Element Methods, Paris, 23.05.2013-24.05.2013.

C. Carstensen, M. Feischl, D. Praetorius: Rate optimality of adaptive algorithms: An axiomatic approach (invited talk), Valparaiso Numerico IV, Valparaiso, 11.12.2013-13.12.2013. [pdf]

M. Faustmann, J. Melenk, D. Praetorius: Black-box preconditioning of BEM matrices by H-matrix techniques (invited talk), IABEM 2013 Symposium of the International Association for Boundary Element Methods, Santiago, 09.01.2013-11.01.2013.

M. Feischl, T. Führer, D. Praetorius, E. Stephan: Efficient additive Schwarz preconditioning of the hypersingular integral equation on locally refined triangulations, 11th Workshop on Fast Boundary Element Methods in Industrial Applications, Hirschegg/Kleinwalsertal, 26.09.2013-29.09.2013.

M. Feischl, T. Führer, M. Karkulik, D. Praetorius: Quasi-optimal adaptive BEM, WONAPDE 2013 Fourth Chilean Workshop on Numerical Analysis of Partial Differential Equations, Concepcion, 14.01.2013-18.01.2013.

M. Feischl, T. Führer, M. Karkulik, D. Praetorius: Stability of FEM-BEM couplings for nonlinear elasticity problems, 9th Austrian Numerical Analysis Day, Graz, 11.04.2013-12.04.2013.

M. Feischl, T. Führer, M. Karkulik, G. Mitscha-Eibl, D. Praetorius: Stability of FEM-BEM couplings for nonlinear elasticity problems, 11th Workshop on Fast Boundary Element Methods in Industrial Applications, Hirschegg/Kleinwalsertal, 26.09.2013-29.09.2013.

M. Feischl, T. Führer, M. Karkulik, D. Praetorius: FEM-BEM couplings in nonlinear elasticity, MAFELAP 2013 - The Mathematics of Finite Elements and Applications, Uxbridge, 11.06.2013-14.06.2013.

M. Feischl, T. Führer, M. Karkulik, J. Melenk, D. Praetorius: Convergence and quasi-optimality of adaptive BEM - state of the art (invited talk), ENSTA Workshop on Error Estimates and Adaptive Mesh Refinement Strategies for Boundary Element Methods, Paris, 23.05.2013-24.05.2013.

M. Feischl, T. Führer, M. Karkulik, J. Melenk, D. Praetorius: Convergence of adaptive FEM-BEM coupling, WONAPDE 2013 Fourth Chilean Workshop on Numerical Analysis of Partial Differential Equations, Concepcion, 14.01.2013-18.01.2013.

M. Feischl, T. Führer, D. Praetorius: Quasi-optimal AFEM for non-symmetric operators, MAFELAP 2013 - The Mathematics of Finite Elements and Applications, Uxbridge, 11.06.2013-14.06.2013.

M. Feischl, T. Führer, M. Karkulik, J. Melenk, D. Praetorius: FEM-BEM couplings without stabilization (IABEM 2013), IABEM 2013 Symposium of the International Association for Boundary Element Methods, Santiago, 09.01.2012-11.01.2012, IABEM 2013 Proceedings, Pontificia Universidad Católica de Chile, (2013), ISBN: 978-956-351-579-4, S. 48-53. [abstract] [pdf]

M. Feischl, T. Führer, M. Karkulik, J. Melenk, D. Praetorius: Novel inverse estimates for non-local operators (IABEM 2013), IABEM 2013 Symposium of the International Association for Boundary Element Methods, Santiago, 09.01.2013-11.01.2013, IABEM 2013 Proceedings, Pontificia Universidad Católica de Chile, (2013), ISBN: 978-956-351-579-4, S. 79-84. [pdf]

M. Feischl, T. Führer, D. Praetorius: Adaptive FEM with optimal convergence rates for a certain class of non-symmetric problems, 9th Austrian Numerical Analysis Day, Graz, 11.04.2013-12.04.2013.

M. Feischl, T. Führer, D. Praetorius: Quasi-optimal adaptive FEM for non-symmetric operators, Reliable Methods of Mathematical Modeling 2013, Jyväskylä, 01.07.2013-04.07.2013.

M. Feischl, M. Page, D. Praetorius: Axioms of optimal adaptivity for FEM and BEM (invited talk), Mathematisches Kolloquium des Instituts für Angewandte Mathematik der Humboldt-Universität zu Berlin, Berlin, 15.05.2013. [abstract]

M. Feischl, T. Führer, M. Karkulik, D. Praetorius: Novel inverse estimates for non-local operators, WONAPDE 2013 Fourth Chilean Workshop on Numerical Analysis of Partial Differential Equations, Conception, 14.01.2013-18.01.2013.

M. Feischl, T. Führer, M. Karkulik, D. Praetorius: Quasi-optimal adaptive BEM (IABEM 2013), IABEM 2013 Symposium of the International Association for Boundary Element Methods, Santiago, 09.01.2012-11.01.2012, IABEM 2013 Proceedings, Pontificia Universidad Católica de Chile, (2013), ISBN: 978-956-351-579-4, S. 44-47. [pdf]

M. Feischl, D. Praetorius: An axiomatic approach to optimality of adaptive algorithms with applications to BEM, MAFELAP 2013 - The Mathematics of Finite Elements and Applications, Uxbridge, 11.06.2013-14.06.2013.

2012

M. Aurada, M. Feischl, J. Kemetmüller, M. Page, D. Praetorius: Each H^ (1/2)-stable projection yields optimal convergence for AFEM with inhomogeneous Dirichlet data in R^d, Comput. Methods Appl. Math. CMAM-5, Berlin, 30.07.2012-03.08.2012. [abstract]

M. Aurada, M. Feischl, S. Ferraz-Leite, T. Führer, M. Karkulik, J. Melenk, D. Praetorius: Convergence of adaptive BEM: State of the art (invited talk), Workshop FEM/BEM, Cappel Neufeld, 18.05.2012-20.05.2012.

M. Aurada, M. Feischl, T. Führer, M. Karkulik, J. Melenk, D. Praetorius: Classical FEM-BEM couplings: well-posedness, nonlinearities, and adaptivity, 8th Austrian Numerical Analysis Day, Wien, 10.05.2012-11.05.2012. [abstract]

M. Aurada, M. Feischl, T. Führer, M. Karkulik, J. Melenk, D. Praetorius: Classical FEM-BEM couplings: well-posedness, nonlinearities, and adaptivity, BEM on the Saar 2012, Universität des Saarlandes, 12.05.2012-16.05.2012. [abstract]

M. Aurada, M. Feischl, T. Führer, M. Karkulik, J. Melenk, D. Praetorius: Convergence of adaptive FEM-BEM coupling driven by residual-based error estimators, 6th European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS 2012), Wien, 10.09.2012-14.09.2012. [abstract]

M. Aurada, M. Feischl, T. Führer, M. Karkulik, J. Melenk, D. Praetorius: Convergence of adaptive FEM-BEM coupling driven by residual-based error estimators, Poster: TCSE Vienna Workshop 2012, Trends in Computational Science and Engineering, Wien, 13.02.2012-14.02.2012. [abstract] [pdf]

M. Aurada, M. Feischl, T. Führer, M. Karkulik, M. Page, D. Praetorius: What is quasi-optimality of adaptive FEM? (invited talk), TCSE Vienna Workshop 2012, Trends in Computational Science and Engineering, Wien, 13.02.2012-14.02.2012. [abstract]

M. Feischl, M. Karkulik, J. Melenk, G. Of, D. Praetorius: A survey on adaptive boundary element methods (invited talk), Fast BEM and BETI, Ostrava (Tschechien), 18.06.2012-19.06.2012. [abstract]

M. Feischl, M. Karkulik, J. Melenk, D. Praetorius: Quasi-optimal convergence rate for an adaptive boundary element method, Comput. Methods Appl. Math. CMAM-5, Berlin, 30.07.2012-03.08.2012.

M. Feischl, M. Karkulik, J. Melenk, D. Praetorius: Quasi-optimal convergence rate for an adaptive boundary element method, BEM on the Saar 2012, Universität des Saarlandes, 12.05.2012-16.05.2012. [abstract]

M. Feischl, M. Karkulik, J. Melenk, D. Praetorius: Convergence and quasi-optimality of adaptive boundary element methods (invited talk), Algoritmy 2012, Vysoke Tatry, Podbanske, 09.09.2012-14.09.2012.

M. Feischl, T. Führer, M. Karkulik, J. Melenk, G. Of, D. Praetorius: On the convergence and quasi-optimality of adaptive boundary element methods (invited talk), Seminar of the Institute for Numerical Mathematics, Graz University of Technology, 07.11.2012.

M. Feischl, T. Führer, M. Karkulik, J. Melenk, D. Praetorius: FEM-BEM coupling without stabilization, 10th Workshop on Fast Boundary Element Methods in Industrial Applications, Hirschegg/Kleinwalsertal, 27.09.2012-30.09.2012. [abstract]

P. Goldenits, G. Hrkac, M. Page, D. Praetorius, D. Süss: Convergent geometric integrator for the LLG equation with magnetostriction, Poster: Analytical and Numerical Aspects of Evolution Equations, Bielefeld, 19.03.2012-23.03.2012. [abstract] [pdf]

M. Karkulik, D. Pavlicek, D. Praetorius: On 2D Newest Vertex Bisection: Optimality of Mesh-Closure and H1 Stability of L2-Projection, 8th Austrian Numerical Analysis Day, Wien, 10.05.2012-11.05.2012.

2011

M. Aurada, M. Feischl, M. Karkulik, J. Melenk, D. Praetorius: Konvergenz und Optimalität adaptiver Randelementmethode, Mathematisches Kolloquium des Instituts für Angewandte Mathematik der Leibniz Universität Hannover, Hannover, 03.11.2011.

M. Aurada, M. Feischl, M. Karkulik, D. Praetorius: Adaptive coupling of FEM and BEM: Simple error estimators and convergence (IABEM 2011), IABEM 2011 Conference, Brescia, 05.09.2011-08.09.2011, Proceedings of IABEM 2011, (2011), S. 35-40. [abstract] [pdf]

M. Aurada, M. Feischl, M. Karkulik, D. Praetorius: Adaptive coupling of FEM and BEM: Simple error estimators and convergence (AfriCOMP11), AfriCOMP11 - 2nd African Conference on Comput. Mech., Cape Town, 05.01.2011-08.01.2011, Proceedings of AfriCOMP 11, (2011), Paper-Nr. 56, 4 S. [abstract] [pdf]

M. Aurada, M. Feischl, T. Führer, M. Karkulik, J. Melenk, D. Praetorius: Convergence of adaptive FEM-BEM coupling driven by residual-based error estimators, 9th Söllerhaus Workshop on Fast BEM in Industrial Applications, Hirschegg/Kleinwalsertal, 29.09.2011-02.10.2011.

M. Feischl, M. Page, D. Praetorius: Convergence and quasi-optimality of adaptive FEM with inhomogeneous Dirichlet data (GAMM 2011), Hauptvortrag: GAMM Jahrestagung 2011, Graz, 18.04.2011-21.04.2011, PAMM: Proceedings in Applied Mathematics and Mechanics, PAMM, 11 (2011), ISSN: 1617-7061, S. 769-772. [abstract] [www]

M. Feischl, M. Karkulik, J. Melenk, D. Praetorius: Convergence and quasi-optimality of adaptive boundary element methods (invited talk), Efficient mesh adaptation methods for evolution problems: theory and applications, Wolfgang-Pauli-Institut Wien, 14.12.2011-17.12.2011. [abstract]

M. Feischl, M. Karkulik, J. Melenk, D. Praetorius: Residual a-posteriori error estimates in BEM: convergence of h-adaptive algorithms, IABEM 2011 Conference, Brescia, 05.09.2011-08.09.2011, Proceedings of IABEM 2011, (2011), S. 135-140. [abstract] [pdf]

M. Feischl, M. Karkulik, J. Melenk, D. Praetorius: Quasi-optimal convergence rate for an adaptive boundary element method, 9th Söllerhaus Workshop on Fast BEM in Industrial Applications, Hirschegg/Kleinwalsertal, 29.09.2011-02.10.2011.

M. Feischl, M. Page, D. Praetorius: Convergence and quasi-optimality of adaptive FEM with inhomogeneous Dirichlet data, 7th Austrian Numerical Analysis Day, Graz, 05.05.2011-06.05.2011. [abstract]

M. Aurada, M. Feischl, M. Karkulik, D. Praetorius: Adaptive coupling of FEM and BEM: Simple error estimators and convergence (GAMM 2011), GAMM Jahrestagung 2011, Graz, 18.04.2011-21.04.2011, PAMM: Proceedings in Applied Mathematics and Mechanics, PAMM, 11 (2011), ISSN: 1617-7061, S. 755-756. [abstract] [www]

M. Aurada, J. Melenk, D. Praetorius: Mixed conforming elements for the large-body limit in micromagnetics: FEM-BEM approach, 9th Söllerhaus Workshop on Fast BEM in Industrial Applications, Hirschegg/Kleinwalsertal, 29.09.2011-02.10.2011.

2010

M. Aurada, S. Ferraz-Leite, C. Ortner, D. Praetorius: Estimator reduction and convergence of adaptive BEM, Kleinarl 2010 - Numerik-Statusseminar Ulm und Wien, Kleinarl, 25.08.2010-29.08.2010.

M. Aurada, S. Ferraz-Leite, C. Ortner, D. Praetorius: Recent developments in adaptive BEM (invited talk), Oberseminar ANALYSIS, Max-Planck-Institut für Mathematik in den Naturwissenschaften (Leipzig), 29.07.2010.

M. Aurada, P. Goldenits, M. Karkulik, D. Praetorius: Convergence of Data-Perturbed Adaptive Boundary Element Methods (invited talk), WONAPDE 2010, Concepcion (Chile), 11.01.2010-15.01.2010.

M. Aurada, M. Ebner, M. Feischl, S. Ferraz-Leite, P. Goldenits, M. Mayr, D. Praetorius, M. Karkulik: HILBERT - A Matlab Library for Adaptive 2D BEM, 6th Austrian Numerical Analysis Day, Salzburg, 06.05.2010-07.05.2010. [abstract]

M. Aurada, M. Feischl, D. Praetorius: Convergence of Some Adaptive FEM-BEM Coupling, 6th Austrian Numerical Analysis Day, Salzburg, 06.05.2010-07.05.2010. [abstract]

M. Aurada, M. Feischl, M. Karkulik, D. Praetorius: FEM-BEM Coupling and A Posteriori Error Estimates, Kleinarl 2010 - Numerik-Statusseminar Ulm und Wien, Kleinarl, 25.08.2010-29.08.2010.

M. Aurada, M. Feischl, M. Karkulik, D. Praetorius: Convergence of some adaptive FEM-BEM coupling, 8th Söllerhaus Workshop on Fast Boundary Element Methods in Industrial Applications, Hirschegg/Kleinwalsertal, 30.09.2010-03.10.2010.

D. Praetorius: Quasi-Optimality of Adaptive FEM, Kleinarl 2010 - Numerik-Statusseminar Ulm und Wien, Kleinarl, 25.08.2010-29.08.2010.

M. Karkulik, D. Praetorius: Application of Interpolation theory to adaptive 3D-BEM, 8th Söllerhaus Workshop on Fast Boundary Element Methods in Industrial Applications, Hirschegg/Kleinwalsertal, 30.09.2010-03.10.2010. [abstract]

M. Karkulik, D. Praetorius: Interpolation Spaces and Application in 3D-BEM, Kleinarl 2010 - Numerik-Statusseminar Ulm und Wien, Kleinarl, 25.08.2010-29.08.2010. [abstract]

2009

M. Aurada, M. Ebner, S. Ferraz-Leite, P. Goldenits, M. Karkulik, M. Mayr, D. Praetorius: Adaptive BEM 2D - Symmsche Integralgleichung, Cortona 2009 - Numerik-Statusseminar Ulm und Wien, Cortona, 12.09.2009-19.09.2009.

M. Aurada, M. Ebner, S. Ferraz-Leite, P. Goldenits, M. Karkulik, M. Mayr, D. Praetorius: HILBERT - Matlab Implementation of Adaptive 2D BEM, 7th Söllerhaus Workshop on Fast Boundary Element Methods in Industrial Applications, Hirschegg, 15.10.2009-18.10.2009. [abstract] [pdf]

M. Aurada, S. Ferraz-Leite, D. Praetorius: Convergence of Adaptive Boundary Element Methods, Computer Methods in Mechanics CMM 2009, Zielona Góra, 18.05.2009-21.05.2009, Short Papers of 18th International Conference on Computer Methods in Mechanics, University of Zielona Gora Press, Zielona Gora (2009), ISBN: 978-83-7481-245-0, S. 113-114. [abstract] [pdf]

M. Aurada, S. Ferraz-Leite, D. Praetorius: Estimator Reduction and Convergence of Adaptive FEM and BEM, Cortona 2009 - Numerik-Statusseminar Ulm und Wien, Cortona, 12.09.2009-19.09.2009.

M. Aurada, P. Goldenits, M. Karkulik, D. Praetorius: Adaptive BEM for some Mixed Boundary Value Problem, 17th ÖMG Congress / Annual DMV Conference, Graz, 21.09.2009-25.09.2009. [abstract]

M. Aurada, S. Ferraz-Leite, D. Praetorius: Convergence of Adaptive BEM (invited talk), MAFELAP 2009 - The Mathematics of Finite Elements and Applications, Uxbridge, 09.06.2009-12.06.2009. [abstract]

M. Aurada, S. Ferraz-Leite, D. Praetorius: Convergence of adaptive BEM, 7th Söllerhaus Workshop on Fast Boundary Element Methods in Industrial Applications, Hirschegg, 15.10.2009-18.10.2009. [abstract]

M. Aurada, P. Goldenits, M. Karkulik, D. Praetorius: Adaptive BEM for some Mixed Boundary Value Problem, Cortona 2009 - Numerik-Statusseminar Ulm und Wien, Cortona, 12.09.2009-19.09.2009. [abstract]

M. Aurada, P. Goldenits, M. Karkulik, D. Praetorius: Adaptive BEM for some Mixed Boundary Value Problem, 7th Söllerhaus Workshop on Fast Boundary Element Methods in Industrial Applications, Hirschegg, 15.10.2009-18.10.2009. [abstract]

M. Aurada, M. Feischl, D. Praetorius: Verschiedene Methoden zur FEM-BEM Kopplung, Cortona 2009 - Numerik-Statusseminar Ulm und Wien, Cortona, 12.09.2009-19.09.2009.

S. Ferraz-Leite, C. Ortner, D. Praetorius: Convergence of simple adaptive Galerkin schemes based on h-h/2 error estimators (invited talk), RMMM 2009 - International Workshop on Reliable Methods of Mathematical Modeling, Berlin, 24.06.2009-26.06.2009. [abstract]

M. Aurada, S. Ferraz-Leite, D. Praetorius: Convergence of Adaptive BEM, 17th ÖMG Congress / Annual DMV Conference, Graz, 21.09.2009-25.09.2009. [pdf]

M. Karkulik: Quasi-Interpolation Operators for hp-Finite Element Methods, Cortona 2009 - Numerik-Statusseminar Ulm und Wien, Cortona, 12.09.2009-19.09.2009.

S. Ferraz-Leite, C. Ortner, D. Praetorius: Convergence of h-h/2 based adaptive Galerkin schemes, 5th Austrian Numerical Analysis Day, Innsbruck, 07.05.2009-08.05.2009. [abstract] [pdf]