Publications
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A fixed-stress type splitting method for nonlinear poroelasticityIn: Engineering with Computers (2023) in pressOnline Full Text: dx.doi.org/ (Open Access)
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A new practical framework for the stability analysis of perturbed saddle-point problems and applicationsIn: Mathematics of Computation (MCOM) Vol. 92 (2023) Nr. 340, pp. 607 - 634Online Full Text: dx.doi.org/ (Open Access)
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Hybridized Discontinuous Galerkin/Hybrid Mixed Methods for a Multiple Network Poroelasticity Model with Application in BiomechanicsIn: SIAM Journal on Scientific Computing Vol. 45 (2023) Nr. 6, pp. B802 - B827Online Full Text: dx.doi.org/
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Robust Approximation of Generalized Biot-Brinkman ProblemsIn: Journal of Scientific Computing Vol. 93 (2022) Nr. 3, 77Online Full Text: dx.doi.org/ (Open Access)
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ARGOS: An adaptive refinement goal‐oriented solver for the linearized Poisson–Boltzmann equationIn: Journal of Computational Chemistry Vol. 42 (2021) Nr. 26, pp. 1832 - 1860Online Full Text: dx.doi.org/ (Open Access)
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Uniformly well-posed hybridized discontinuous Galerkin/hybrid mixed discretizations for Biot's consolidation modelIn: Computer Methods in Applied Mechanics and Engineering Vol. 384 (2021) 113991Online Full Text: dx.doi.org/ (Open Access)
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Parameter-Robust Convergence Analysis of Fixed-Stress Split Iterative Method for Multiple-Permeability Poroelasticity SystemsIn: Multiscale Modeling and Simulation: A SIAM Interdisciplinary Journal Vol. 18 (2020) Nr. 2, pp. 916 - 941Online Full Text: dx.doi.org/ (Open Access)
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Parameter-robust Uzawa-type iterative methods for double saddle point problems arising in Biot's consolidation and multiple-network poroelasticity modelsIn: Mathematical Models and Methods in Applied Sciences Vol. 30 (2020) Nr. 13, pp. 2523 - 2555Online Full Text: dx.doi.org/ (Open Access)
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Reliable Computer Simulation Methods for electrostatic Biomolecular Models Based on the Poisson-Boltzmann EquationIn: Computational Methods in Applied Mathematics Vol. 20 (2020) Nr. 4, pp. 643 - 676Online Full Text: dx.doi.org/ (Open Access)
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Reliable Numerical Solution of a Class of Nonlinear Elliptic Problems Generated by the Poisson-Boltzmann EquationIn: Computational Methods in Applied Mathematics Vol. 20 (2020) Nr. 2, pp. 293 - 319Online Full Text: dx.doi.org/ (Open Access)
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Conservative discretizations and parameter-robust preconditioners for Biot and multiple-network flux-based poroelasticity modelsIn: Numerical Linear Algebra with Applications Vol. 26 (2019) Nr. 4, pp. e2242Online Full Text: dx.doi.org/
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Iterative solution and preconditioning for the tangent plane scheme in computational micromagneticsIn: Journal of Computational Physics Vol. 398 (2019) pp. 108866Online Full Text: dx.doi.org/ (Open Access)
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Incomplete factorization by local exact factorization (ILUE)In: Mathematics and Computers in Simulation Vol. 145 (2018) pp. 50 - 61Online Full Text: dx.doi.org/
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Parameter-robust stability of classical three-field formulation of Biot's consolidation modelIn: Electronic Transactions on Numerical Analysis (ETNA) Vol. 48 (2018) pp. 202 - 226Online Full Text: dx.doi.org/ (Open Access)
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Multigrid methods for convection–diffusion problems discretized by a monotone schemeIn: Computer Methods in Applied Mechanics and Engineering Vol. 317 (2017) pp. 723 - 745Online Full Text: dx.doi.org/
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A robust multigrid method for discontinuous Galerkin discretizations of Stokes and linear elasticity equationsIn: Numerische Mathematik Vol. 132 (2016) Nr. 1, pp. 23 - 49Online Full Text: dx.doi.org/ Online Full Text (Open Access)
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Preconditioning Heterogeneous H(div) Problems by Additive Schur Complement Approximation and ApplicationsIn: SIAM Journal on Numerical Analysis Vol. 38 (2016) Nr. 2, pp. A875 - A898Online Full Text: dx.doi.org/
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Uniformly Stable Discontinuous Galerkin Discretization and Robust Iterative Solution Methods for the Brinkman ProblemIn: SIAM Journal on Numerical Analysis Vol. 54 (2016) Nr. 5, pp. 2750 - 2774Online Full Text: dx.doi.org/
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Auxiliary space multigrid method based on additive Schur complement approximationIn: Numerical Linear Algebra with Applications Vol. 22 (2015) Nr. 6, pp. 965 - 986Online Full Text: dx.doi.org/ Online Full Text (Open Access)
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On the stable solution of transient convection–diffusion equationsIn: Journal of Computational and Applied Mathematics Vol. 280 (2015) Nr. 1, pp. 275 - 293Online Full Text: dx.doi.org/
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Robust multilevel methods for quadratic finite element anisotropic elliptic problemsIn: Numerical Linear Algebra with Applications Vol. 21 (2014) Nr. 3, pp. 375 - 398Online Full Text: dx.doi.org/
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A subspace correction method for discontinuous Galerkin discretizations of linear elasticity equationsIn: Mathematical Modelling and Numerical Analysis (ESAIM-M2AN) Vol. 47 (2013) Nr. 5, pp. 1315 - 1333Online Full Text: dx.doi.org/
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Algebraic Multilevel Preconditioners for the Graph Laplacian Based on Matching in GraphsIn: SIAM Journal on Numerical Analysis Vol. 51 (2013) Nr. 3, pp. 1805 - 1827Online Full Text: dx.doi.org/
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Algebraic multilevel preconditioning in isogeometric analysis: Construction and numerical studiesIn: Computer Methods in Applied Mechanics and Engineering Vol. 266 (2013) pp. 40 - 56Online Full Text: dx.doi.org/
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Multigrid methods for isogeometric discretizationIn: Computer Methods in Applied Mechanics and Engineering Vol. 253 (2013) pp. 413 - 425Online Full Text: dx.doi.org/
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On the robustness and optimality of algebraic multilevel methods for reaction–diffusion type problemsIn: Computing and Visualization in Science Vol. 16 (2013) Nr. 1, pp. 15 - 32Online Full Text: dx.doi.org/
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Additive Schur Complement Approximation and Application to Multilevel PreconditioningIn: SIAM journal on scientific computing Vol. 34 (2012) Nr. 6, pp. A2872 - A2895Online Full Text: dx.doi.org/
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Polynomial of Best Uniform Approximation to 1/x and Smoothing in Two-level MethodsIn: Computational Methods in Applied Mathematics Vol. 12 (2012) Nr. 4, pp. 448 - 468Online Full Text: dx.doi.org/
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Algebraic multilevel iteration method for lowest order Raviart–Thomas space and applicationsIn: International journal for numerical methods in engineering Vol. 86 (2011) Nr. 10, pp. 1175 - 1196Online Full Text: dx.doi.org/
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Algebraic multigrid for finite element elasticity equations : Determination of nodal dependence via edge-matrices and two-level convergenceIn: International journal for numerical methods in engineering Vol. 83 (2010) Nr. 5, pp. 642 - 670Online Full Text: dx.doi.org/
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Locally optimized MIC(0) preconditioning of Rannacher–Turek FEM systemsIn: Applied numerical mathematics Vol. 59 (2009) Nr. 10, pp. 2402 - 2415Online Full Text: dx.doi.org/
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A multilevel method for discontinuous Galerkin approximation of three-dimensional anisotropic elliptic problemsIn: Numerical linear algebra with applications Vol. 15 (2008) Nr. 5, pp. 417 - 438Online Full Text: dx.doi.org/
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Algebraic Multigrid Based on Computational Molecules, 2 : Linear Elasticity ProblemsIn: SIAM journal on scientific computing Vol. 30 (2008) Nr. 1, pp. 505 - 524Online Full Text: dx.doi.org/
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Multilevel Preconditioning of Two-dimensional Elliptic Problems Discretized by a Class of Discontinuous Galerkin MethodsIn: SIAM journal on scientific computing Vol. 30 (2008) Nr. 2, pp. 684 - 706Online Full Text: dx.doi.org/
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Multilevel algorithms for Rannacher–Turek finite element approximation of 3D elliptic problemsIn: Computing : archives for informatics and numerical computation Vol. 82 (2008) Nr. 4, pp. 217 - 239Online Full Text: dx.doi.org/
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Multilevel preconditioning of rotated bilinear non-conforming FEM problemsIn: Computers & Mathematics with Applications Vol. 55 (2008) Nr. 10, pp. 2280 - 2294Online Full Text: dx.doi.org/
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On the multilevel preconditioning of Crouzeix–Raviart elliptic problemsIn: Numerical linear algebra with applications Vol. 15 (2008) Nr. 5, pp. 395 - 416Online Full Text: dx.doi.org/
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Algebraic Multigrid Based on Computational Molecules, 1 : Scalar Elliptic ProblemsIn: Computing : archives for informatics and numerical computation Vol. 77 (2006) Nr. 1, pp. 57 - 75Online Full Text: dx.doi.org/
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Algebraic multilevel preconditioning of finite element matrices using local Schur complementsIn: Numerical linear algebra with applications Vol. 13 (2006) Nr. 1, pp. 49 - 70Online Full Text: dx.doi.org/
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Computing Interpolation Weights in AMG Based on Multilevel Schur ComplementsIn: Computing : archives for informatics and numerical computation Vol. 74 (2005) Nr. 4, pp. 319 - 335Online Full Text: dx.doi.org/
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An algebraic preconditioning method for M-matrices : linear versus non-linear multilevel iterationIn: Numerical linear algebra with applications Vol. 9 (2002) Nr. 8, pp. 599 - 618Online Full Text: dx.doi.org/
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Condition Numbers of Approximate Schur Complements in Two- and Three-Dimensional Discretizations on Hierarchically Ordered GridsIn: Computing : archives for informatics and numerical computation Vol. 65 (2000) Nr. 2, pp. 135 - 154Online Full Text: dx.doi.org/
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Analysis of a family of time-continuous strongly conservative space-time finite element methods for the dynamic Biot model(2024)(Open Access)
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Monolithic two-level Schwarz preconditioner for Biot's consolidation model in two space dimensions(2024)(Open Access)
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Designing and Implementing an Interactive Cloud Platform for Teaching Machine Learning with Medical DataIn: Artificial Intelligence for Security: Enhancing Protection in a Changing World / Sipola, Tuomo; Alatalo, Janne; Wolfmayr, Monika; Kokkonen, Tero (Eds.) 2024, pp. 259 - 292Online Full Text: dx.doi.org/
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A Posteriori Error Estimates for Domain Decomposition MethodsIn: Impact of Scientific Computing on Science and Society / Neittaanmäki, Pekka; Rantalainen, Marja-Leena (Eds.) 2023, pp. 127 - 151Online Full Text: dx.doi.org/
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Auxiliary Space Multigrid Method for Elliptic Problems with Highly Varying CoefficientsIn: Domain Decomposition Methods in Science and Engineering XXII / Dickopf, Thomas; Gander, Martin J. (Eds.) 2016, pp. 29 - 40Online Full Text: dx.doi.org/
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A Subspace Correction Method for Nearly Singular Linear Elasticity ProblemsIn: Domain Decomposition Methods in Science and Engineering XX / Bank, Randolph; Holst, Michael; Widlund, Olof (Eds.) 2013, pp. 159 - 166Online Full Text: dx.doi.org/
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An Algebraic Multigrid Method Based on Matching in GraphsIn: Domain Decomposition Methods in Science and Engineering XX / Bank, Randolph; Holst, Michael; Widlund, Olof (Eds.) 2013, pp. 143 - 150Online Full Text: dx.doi.org/
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Preconditioning of Elasticity Problems with Discontinuous Material ParametersIn: Numerical Mathematics and Advanced Applications 2011: Proceedings of ENUMATH 2011 / 9th European Conference on Numerical Mathematics and Advanced Applications, Leicester, September 2011 / Cangiani, Andrea; Davidchack, Ruslan; Georgoulis, Emmanuil (Eds.) 2013, pp. 761 - 769Online Full Text: dx.doi.org/
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Robust Algebraic Multilevel Preconditioners for Anisotropic ProblemsIn: Numerical Solution of Partial Differential Equations: Theory, Algorithms, and Their Applications / Iliev, Oleg; Margenov, Svetozar; Minev, Peter (Eds.) 2013, pp. 217 - 245Online Full Text: dx.doi.org/
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Additive Schur Complement Approximation for Elliptic Problems with Oscillatory CoefficientsIn: Large-Scale Scientific Computing: Revised Selected Papers / 8th International Conference, LSSC 2011, Sozopol, Bulgaria, June 6-10, 2011 / Lirkov, Ivan; Margenov, Svetozar; Waśniewski, Jerzy (Eds.) 2012, pp. 52 - 59Online Full Text: dx.doi.org/
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On the Robustness of Two-Level Preconditioners for Quadratic FE Orthotropic Elliptic ProblemsIn: Large-Scale Scientific Computing: Revised Selected Papers / 8th International Conference, LSSC 2011, Sozopol, Bulgaria, June 6-10, 2011 / Lirkov, Ivan; Mergenov, Svetozar; Waśniewski, Jerzy (Eds.) 2012, pp. 582 - 589Online Full Text: dx.doi.org/
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Semi-coarsening AMLI preconditioning of higher order elliptic problemsIn: Numerical Analysis and Applied Mathematics ICNAAM 2012 / International Conference of Numerical Analysis and Applied Mathematics, 19–25 September 2012, Kos, Greece / Simos, Theodore E.; Psihoyios, George (Eds.) 2012, pp. 30 - 41Online Full Text: dx.doi.org/
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Two‐level Preconditioning for DG discretizations of Scalar Elliptic Problems with Discontinuous CoefficientsIn: Application Of Mathematics In Technical And Natural Sciences / 3rd International Conference - AMiTaNS'11 / Todorov, Michail D.; Christov, Christo I. (Eds.) 2012
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A Simple Preconditioner for the SIPG Discretization of Linear Elasticity EquationsIn: Numerical Methods and Applications: Revised Papers / 7th International Conference, NMA 2010, Borovets, Bulgaria, August 20-24, 2010 / Dimov, Ivan; Dimova, Stefka; Kolkovska, Natalia (Eds.) 2011, pp. 353 - 360Online Full Text: dx.doi.org/
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Multilevel Preconditioning of Crouzeix-Raviart 3D Pure Displacement Elasticity ProblemsIn: Large-Scale Scientific Computing: Revised Papers / 7th International Conference, LSSC 2009, Sozopol, Bulgaria, June 4-8, 2009 / Lirkov, Ivan; Waśniewski, Jerzy; Margenov, Svetozar (Eds.) 2010, pp. 100 - 107Online Full Text: dx.doi.org/
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A Fixed-Grid Finite Element Algebraic Multigrid Approach for Interface Shape Optimization Governed by 2-Dimensional MagnetostaticsIn: Large-Scale Scientific Computing: Revised Papers / 6th International Conference, LSSC 2007, Sozopol, Bulgaria, June 5-9, 2007 2008, pp. 96 - 104Online Full Text: dx.doi.org/
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A Multilevel Method for Discontinuous Galerkin Approximation of Three-dimensional Elliptic ProblemsIn: Domain decomposition methods in science and engineering XVII: with 110 tables / Langer, Ulrich (Eds.) 2008, pp. 155 - 164Online Full Text: dx.doi.org/
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Multilevel Preconditioning of Rotated Trilinear Non-conforming Finite Element ProblemsIn: Large-Scale Scientific Computing: Revised Papers / 6th International Conference, LSSC 2007, Sozopol, Bulgaria, June 5-9, 2007 / Hutchison, David; Kanade, Takeo; Kittler, Josef (Eds.) 2008, pp. 86 - 95Online Full Text: dx.doi.org/
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Multilevel Preconditioning of 2D Rannacher-Turek FE Problems; Additive and Multiplicative MethodsIn: Numerical Methods and Applications: Revised Papers / 6th International Conference, NMA 2006, Borovets, Bulgaria, August 20-24, 2006 / Boyanov, Todor; Dimova, Stefka; Georgiev, Krassimir (Eds.) 2007, pp. 56 - 64
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On the Utilization of Edge Matrices in Algebraic MultigridIn: Large-Scale Scientific Computing: Revised Papers / 5th International Conference, LSSC 2005, Sozopol, Bulgaria, June 6-10, 2005 / Margenov, Svetozar; Wasniewski, Jerzy; Lirkov, Ivan (Eds.) 2006, pp. 121 - 129Online Full Text: dx.doi.org/
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Robust Algebraic Multilevel Methods and AlgorithmsIn: Radon series on computational and applied mathematics Berlin [u.a.] Vol. 5 (2009) X, 246 S. : graph. Darst.
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MATCOM special issue modelling 2019 : International Conference on Mathematical Modelling and Computational Methods in Applied Sciences and Engineering
Modelling 2019: The 6th International Conference on Mathematical Modelling and Computational Methods in Applied Sciences and Engineering, 16.-20.09.2019, Olomouc,In: Mathematics and Computers in Simulation Vol. 189 (2021) pp. 1 - 2Online Full Text: dx.doi.org/