Publications
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A fixed-stress type splitting method for nonlinear poroelasticityIn: Engineering with Computers, 2024, in pressOnline Full Text, DOI (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 – 634DOI, Online Full Text (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 – B827
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Robust Approximation of Generalized Biot-Brinkman ProblemsIn: Journal of Scientific Computing, Vol. 93, 2022, Nr. 3, 77DOI, Online Full Text (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 – 1860DOI (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, 113991DOI, Online Full Text (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 – 941DOI, Online Full Text (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 – 2555DOI, Online Full Text (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 – 676DOI, Online Full Text (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 – 319DOI, Online Full Text (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. e2242
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Iterative solution and preconditioning for the tangent plane scheme in computational micromagneticsIn: Journal of Computational Physics, Vol. 398, 2019, pp. 108866DOI, Online Full Text (Open Access)
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Incomplete factorization by local exact factorization (ILUE)In: Mathematics and Computers in Simulation, Vol. 145, 2018, pp. 50 – 61
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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 – 226DOI (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 – 745
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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 – 49DOI, 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 – A898
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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 – 2774
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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 – 986DOI, 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 – 293
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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 – 398
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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 – 1333
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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 – 1827
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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 – 56
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Multigrid methods for isogeometric discretizationIn: Computer Methods in Applied Mechanics and Engineering, Vol. 253, 2013, pp. 413 – 425
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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 – 32
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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 – A2895
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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 – 468
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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 – 1196
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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 – 670
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Locally optimized MIC(0) preconditioning of Rannacher–Turek FEM systemsIn: Applied numerical mathematics, Vol. 59, 2009, Nr. 10, pp. 2402 – 2415
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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 – 438
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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 – 524
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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 – 706
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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 – 239
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Multilevel preconditioning of rotated bilinear non-conforming FEM problemsIn: Computers & Mathematics with Applications, Vol. 55, 2008, Nr. 10, pp. 2280 – 2294
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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 – 416
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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 – 75
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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 – 70
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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 – 335
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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 – 618
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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 – 154
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Analysis of a family of time-continuous strongly conservative space-time finite element methods for the dynamic Biot model2024Online Full Text, DOI (Open Access)
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Monolithic two-level Schwarz preconditioner for Biot's consolidation model in two space dimensions2024Online Full Text, DOI (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.). Cham: Springer Nature, 2024, pp. 259 – 292
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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.). Cham: Springer, 2023, pp. 127 – 151
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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.). Cham: Springer International Publishing, 2016, pp. 29 – 40
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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.). Berlin, Heidelberg: Springer Berlin Heidelberg, 2013, pp. 159 – 166
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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.). Berlin [u.a.]: Springer Berlin Heidelberg, 2013, pp. 143 – 150
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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.). Berlin, Heidelberg: Springer Berlin Heidelberg, 2013, pp. 761 – 769
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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.). New York, NY: Springer New York, 2013, pp. 217 – 245
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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.). Berlin, Heidelberg: Springer Berlin Heidelberg, 2012, pp. 52 – 59
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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.). Berlin, Heidelberg: Springer Berlin Heidelberg, 2012, pp. 582 – 589
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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.). Woodbury, NY: AIP Press, 2012, pp. 30 – 41
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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.). Woodbury, NY: AIP Press, 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.). Berlin, Heidelberg: Springer Berlin Heidelberg, 2011, pp. 353 – 360
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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.). Berlin, Heidelberg: Springer-Verlag Berlin Heidelberg, 2010, pp. 100 – 107
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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. Berlin, Germany: Springer Berlin Heidelberg, 2008, pp. 96 – 104
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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.). Berlin [u.a.]: Springer, 2008, pp. 155 – 164
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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.). Berlin, Heidelberg: Springer Berlin Heidelberg, 2008, pp. 86 – 95
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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.). Berlin, Heidelberg: Springer Berlin Heidelberg, 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.). Berlin, Heidelberg: Springer Berlin Heidelberg, 2006, pp. 121 – 129
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Robust Algebraic Multilevel Methods and AlgorithmsBerlin [u.a.]: de Gruyter, 2009
(Radon series on computational and applied mathematics ; 5) -
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. Amsterdam: Elsevier, Vol. 189, 2021, pp. 1 – 2