Presentations
2013
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, 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, 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: 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, 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. 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, M. Karkulik, J. Melenk, 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, 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.
2012
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. 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, 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, 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]
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, Computational Methods in Applied Mathematics 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. 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. 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, J. Kemetmüller, M. Page, D. Praetorius: Each H^ (1/2)-stable projection yields optimal convergence for AFEM with inhomogeneous Dirichlet data in R^d, Computational Methods in Applied Mathematics CMAM-5, Berlin, 30.07.2012-03.08.2012. [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, 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: 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: Classical FEM-BEM couplings: well-posedness, nonlinearities, and adaptivity, 8th Austrian Numerical Analysis Day, Wien, 10.05.2012-11.05.2012. [abstract]
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. 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: 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. 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. 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 Computational Mechanics, 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, 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, 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, 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, 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.
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. 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]
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]
D. Praetorius: Quasi-Optimality of Adaptive FEM, Kleinarl 2010 - Numerik-Statusseminar Ulm und Wien, Kleinarl, 25.08.2010-29.08.2010.
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: 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, 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: 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, 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 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, 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, M. Feischl, D. Praetorius: Verschiedene Methoden zur FEM-BEM Kopplung, 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: Adaptive BEM 2D - Symmsche Integralgleichung, 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]
P. Goldenits: Adaptive Mesh-Refinement for a Hypersingular Integral Equation in 2D, PDETech Seminar Talk, TU Wien, 19.03.2009. [abstract]
M. Karkulik: Quasi-Interpolation Operators for hp-Finite Element Methods, Cortona 2009 - Numerik-Statusseminar Ulm und Wien, Cortona, 12.09.2009-19.09.2009.
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]
2008
S. Ferraz-Leite, C. Ortner, D. Praetorius: Convergence of adaptive Galerkin schemes steered by h-h/2-based error estimators, Söllerhaus 2008 - Numerik-Statusseminar Ulm und Wien, Hirschegg, 13.09.2008-17.09.2008. [www]
S. Ferraz-Leite, C. Ortner, D. Praetorius: Convergence of adaptive Galerkin schemes steered by h-h/2-based error estimators (invited talk), SDIDE - Stability and Discretization Issues in Differential Equations, Wien, 17.09.2008-21.09.2008. [abstract]
S. Ferraz-Leite, C. Ortner, D. Praetorius: Adaptive boundary element method: Simple error estimators and convergence, Oberwolfach Workshop on Analysis of Boundary Element Methods, Oberwolfach, 13.04.2008-19.04.2008, Analysis of Boundary Element Methods, EMS Publishing House, Oberwolfach Reports, Volume 5, Issue 2 (2008), ISSN: 1660-8933. [abstract] [pdf]
D. Praetorius, I. Roth: Fehlerschätzer für datengestörte Randelementmethoden, Söllerhaus 2008 - Numerik-Statusseminar Ulm und Wien, Hirschegg, 13.09.2008-17.09.2008. [www]
S. Ferraz-Leite: Adaptive Randelementmethoden in 3D, Söllerhaus 2008 - Numerik-Statusseminar Ulm und Wien, Hirschegg, 13.09.2008-17.09.2008.
S. Ferraz-Leite, D. Praetorius: Simple a Posteriori Error Estimators for the h-Version of the Boundary Element Method (invited talk), 8th. World Congress on Computational Mechanics and 5th. European Congress on Computational Methods in Applied Sciences and Engineering, Venice, Italy, 30.06.2008-04.07.2008. [pdf]
S. Ferraz-Leite, D. Praetorius: Simple A Posteriori Error Estimators for the h-Version of the Boundary Element Method in 3D, 4th Austrian Numerical Analysis Day, Linz, 24.04.2008-25.04.2008. [abstract] [pdf]
S. Ferraz-Leite, D. Praetorius: Adaptive boundary element methods based on accurate a posteriori error estimation, Poster: Junior Scientist Conference, Vienna University of Technology, 16.11.2008-18.11.2008, Proceedings of the Junior Scientist Conference 2008, (2008), ISBN: 978-3-200-01612-5, S. 257-258. [pdf]
S. Ferraz-Leite, C. Ortner, D. Praetorius: Simple a posteriori error estimators for boundary element methods in 3D, 6th Söllerhaus Workshop on Fast Boundary Element Methods in Industrial Applications, Hirschegg, 02.10.2008-05.10.2008.
D. Praetorius: Averaging Techniques and Adaptive BEM, 6th Söllerhaus Workshop on Fast Boundary Element Methods in Industrial Applications, Hirschegg, 02.10.2008-05.10.2008.
D. Praetorius: Adaptive FEM: Overview on Error Reduction, Convergence, and Optimality, Hausdorff-Institute for Mathematics, Junior Research Project on Non-Standard Adaptive FEM, Bonn, 01.02.2008-31.03.2008.
D. Praetorius: Adaptive Boundary Element Methods, Hausdorff-Institute for Mathematics, Junior Research Project on Non-Standard Adaptive FEM, Bonn, 01.02.2008-31.03.2008.
2007
S. Ferraz-Leite, D. Praetorius: Simple A Posteriori Error Estimators for the h-Version of the Boundary Element Method, Boundary Elements - Theory and Applications - Beta 2007, Hannover, 22.05.2007-25.05.2007.
C. Erath, S. Ferraz-Leite, S. Funken, D. Praetorius: Energy Norm Based A Posteriori Error Estimation for BEM, 5th Söllerhaus Workshop , Fast Boundary Element Methods in Industrial Applications, Hirschegg (Kleinwalsertal), 05.10.2007-08.10.2007.
C. Carstensen, D. Praetorius: Averaging Techniques for BEM (invited talk), WONAPDE 2007, Concepcion (Chile), 16.01.2007-19.01.2007.
D. Praetorius: Einführung in die Randelementmethode (invited talk), Humboldt-Universität zu Berlin, Berlin, 18.07.2007-19.07.2007. [abstract] [pdf]
D. Praetorius: Ein kurzer Überblick über adaptive Randelementmethoden (invited talk), Mathematisches Kolloquium, Universität Ulm, Ulm, 18.12.2007.
2006
C. Carstensen, S. Funken, D. Praetorius: Averaging Techniques for BEM, IABEM 2006 Conference, Graz, 10.07.2006-12.07.2006. [abstract] [pdf]
C. Carstensen, S. Funken, D. Praetorius: Averaging Techniques for BEM (invited talk), MAFELAP 2006 - The Mathematics of Finite Elements and Applications, Uxbridge, 13.06.2006-16.06.2006.
2005
C. Carstensen, D. Praetorius: Averaging Techniques for BEM, Söllerhaus Workshop on Fast Boundary Element Methods in Industrial Applications, Hirschegg (Kleinwalsertal), 25.09.2005-28.09.2005.
C. Carstensen, D. Praetorius: Averaging Techniques for BEM (invited talk), BICOM Workshop on Boundary Elements, Brunel University, Uxbridge, 16.06.2005-17.06.2005. [abstract]
2004
C. Carstensen, D. Praetorius: Averaging Techniques for the Effective Numerical Solution of Integral Equations of the First Kind (invited talk), Workshop on Advanced Scientific Computing and Applications, Györ, Ungarn, 22.10.2004. [abstract]