Michael Karkulik

33 papers Journal 33

Year	Rank	Type	Title / Venue / Authors
2025	J	`jnl`	A space-time finite element method for parabolic obstacle problems. CoRR José Joaquín Carvajal, Davood Damircheli, Thomas Führer, Francisco Fuica, Michael Karkulik
2025	J	`jnl`	Space-Time FEM-BEM Couplings for Parabolic Transmission Problems. SIAM J. Numer. Anal. Thomas Führer, Gregor Gantner, Michael Karkulik
2024	J	`jnl`	Space-Time Least-Squares Finite Element Methods for Parabolic Distributed Optimal Control Problems. Comput. Methods Appl. Math. Thomas Führer, Michael Karkulik
2024	J	`jnl`	Space-time FEM-BEM couplings for parabolic transmission problems. CoRR Thomas Führer, Gregor Gantner, Michael Karkulik
2023	J	`jnl`	Least-squares finite elements for distributed optimal control problems. Numerische Mathematik Thomas Führer, Michael Karkulik
2023	J	`jnl`	On interpolation spaces of piecewise polynomials on mixed meshes. CoRR Michael Karkulik, Jens Markus Melenk, Alexander Rieder
2023	J	`jnl`	Well-posedness of first-order acoustic wave equations and space-time finite element approximation. CoRR Thomas Führer, Roberto González, Michael Karkulik
2022	J	`jnl`	Least-squares finite elements for distributed optimal control problems. CoRR Thomas Führer, Michael Karkulik
2022	J	`jnl`	Local Convergence of the FEM for the Integral Fractional Laplacian. SIAM J. Numer. Anal. Markus Faustmann, Michael Karkulik, Jens Markus Melenk
2022	J	`jnl`	MINRES for Second-Order PDEs with Singular Data. SIAM J. Numer. Anal. Thomas Führer, Norbert Heuer, Michael Karkulik
2022	J	`jnl`	Space-time finite element methods for parabolic distributed optimal control problems. CoRR Thomas Führer, Michael Karkulik
2021	J	`jnl`	Analysis of Backward Euler Primal DPG Methods. Comput. Methods Appl. Math. Thomas Führer, Norbert Heuer, Michael Karkulik
2021	J	`jnl`	Analysis of backward Euler primal DPG methods. CoRR Thomas Führer, Norbert Heuer, Michael Karkulik
2021	J	`jnl`	MINRES for second-order PDEs with singular data. CoRR Thomas Führer, Norbert Heuer, Michael Karkulik
2021	J	`jnl`	Space-time least-squares finite elements for parabolic equations. Comput. Math. Appl. Thomas Führer, Michael Karkulik
2020	J	`jnl`	A Finite Element Method for Elliptic Dirichlet Boundary Control Problems. Comput. Methods Appl. Math. Michael Karkulik
2020	J	`jnl`	Local convergence of the FEM for the integral fractional Laplacian. CoRR Markus Faustmann, Michael Karkulik, Jens Markus Melenk
2019	J	`jnl`	H-matrix approximability of inverses of discretizations of the fractional Laplacian. Adv. Comput. Math. Michael Karkulik, Jens Markus Melenk
2019	J	`jnl`	Space-time least-squares finite elements for parabolic equations. CoRR Thomas Führer, Michael Karkulik
2018	J	`jnl`	Combining the DPG Method with Finite Elements. Comput. Methods Appl. Math. Thomas Führer, Norbert Heuer, Michael Karkulik, Rodolfo Rodríguez
2018	J	`jnl`	Variational formulation of time-fractional parabolic equations. Comput. Math. Appl. Michael Karkulik
2017	J	`jnl`	A Robust DPG Method for Singularly Perturbed Reaction-Diffusion Problems. SIAM J. Numer. Anal. Norbert Heuer, Michael Karkulik
2017	J	`jnl`	DPG Method with Optimal Test Functions for a Fractional Advection Diffusion Equation. J. Sci. Comput. Vincent J. Ervin, Thomas Führer, Norbert Heuer, Michael Karkulik
2017	J	`jnl`	Discontinuous Petrov-Galerkin boundary elements. Numerische Mathematik Norbert Heuer, Michael Karkulik
2017	J	`jnl`	Local inverse estimates for non-local boundary integral operators. Math. Comput. Markus Aurada, Michael Feischl, Thomas Führer, Michael Karkulik, Jens Markus Melenk, Dirk Praetorius
2017	J	`jnl`	On the coupling of DPG and BEM. Math. Comput. Thomas Führer, Norbert Heuer, Michael Karkulik
2015	J	`jnl`	DPG method with optimal test functions for a transmission problem. Comput. Math. Appl. Norbert Heuer, Michael Karkulik
2015	J	`jnl`	Local high-order regularization and applications to hp-methods. Comput. Math. Appl. Michael Karkulik, Jens Markus Melenk
2015	J	`jnl`	Stability of symmetric and nonsymmetric FEM-BEM couplings for nonlinear elasticity problems. Numerische Mathematik Michael Feischl, Thomas Führer, Michael Karkulik, Dirk Praetorius
2014	J	`jnl`	HILBERT - a MATLAB implementation of adaptive 2D-BEM - HILBERT Is a Lovely Boundary Element Research Tool. Numer. Algorithms Markus Aurada, Michael Ebner, Michael Feischl, Samuel Ferraz-Leite, Thomas Führer, Petra Goldenits, Michael Karkulik, Markus Mayr, Dirk Praetorius
2014	J	`jnl`	Note on discontinuous trace approximation in the practical DPG method. Comput. Math. Appl. Norbert Heuer, Michael Karkulik, Francisco-Javier Sayas
2013	J	`jnl`	Efficiency and Optimality of Some Weighted-Residual Error Estimator for Adaptive 2D Boundary Element Methods. Comput. Methods Appl. Math. Markus Aurada, Michael Feischl, Thomas Führer, Michael Karkulik, Dirk Praetorius
2013	J	`jnl`	Quasi-optimal Convergence Rate for an Adaptive Boundary Element Method. SIAM J. Numer. Anal. Michael Feischl, Michael Karkulik, Jens Markus Melenk, Dirk Praetorius