Olof B. Widlund

Publication Activity (10 Years)

Years Active: 1981-2022
Publications (10 Years): 7

Top Topics

Top Venues

SIAM J. Sci. Comput.

SIAM J. Numer. Anal.

Publications

Olof B. Widlund, Simone Scacchi, Luca F. Pavarino
BDDC Deluxe Algorithms for Two-Dimensional H($curl$) Isogeometric Analysis. SIAM J. Sci. Comput. 44 (4) (2022)
Alexander Heinlein, Axel Klawonn, Jascha Knepper, Oliver Rheinbach, Olof B. Widlund
Adaptive GDSW Coarse Spaces of Reduced Dimension for Overlapping Schwarz Methods. SIAM J. Sci. Comput. 44 (3) (2022)
Olof B. Widlund, Stefano Zampini, Simone Scacchi, Luca F. Pavarino
Block FETI-DP/BDDC preconditioners for mixed isogeometric discretizations of three-dimensional almost incompressible elasticity. Math. Comput. 90 (330) (2021)
Clark R. Dohrmann, Kendall H. Pierson, Olof B. Widlund
Vertex-Based Preconditioners for the Coarse Problems of BDDC. SIAM J. Sci. Comput. 41 (5) (2019)
Duk-Soon Oh, Olof B. Widlund, Stefano Zampini, Clark R. Dohrmann
BDDC Algorithms with deluxe scaling and adaptive selection of primal constraints for Raviart-Thomas vector fields. Math. Comput. 87 (310) (2018)
Lourenço Beirão da Veiga, Luca F. Pavarino, Simone Scacchi, Olof B. Widlund, Stefano Zampini
Adaptive Selection of Primal Constraints for Isogeometric BDDC Deluxe Preconditioners. SIAM J. Sci. Comput. 39 (1) (2017)
Clark R. Dohrmann, Olof B. Widlund
On the Design of Small Coarse Spaces for Domain Decomposition Algorithms. SIAM J. Sci. Comput. 39 (4) (2017)
Mingchao Cai, Luca F. Pavarino, Olof B. Widlund
Overlapping Schwarz Methods with a Standard Coarse Space for Almost Incompressible Linear Elasticity. SIAM J. Sci. Comput. 37 (2) (2015)
Lourenço Beirão da Veiga, Luca F. Pavarino, Simone Scacchi, Olof B. Widlund, Stefano Zampini
Isogeometric BDDC Preconditioners with Deluxe Scaling. SIAM J. Sci. Comput. 36 (3) (2014)
Eric T. Chung, Hyea Hyun Kim, Olof B. Widlund
Two-Level Overlapping Schwarz Algorithms for a Staggered Discontinuous Galerkin Method. SIAM J. Numer. Anal. 51 (1) (2013)
Clark R. Dohrmann, Olof B. Widlund
An Iterative Substructuring Algorithm for Two-Dimensional Problems in H(curl). SIAM J. Numer. Anal. 50 (3) (2012)
Clark R. Dohrmann, Olof B. Widlund
An Alternative Coarse Space for Irregular Subdomains and an Overlapping Schwarz Algorithm for Scalar Elliptic Problems in the Plane. SIAM J. Numer. Anal. 50 (5) (2012)
Luca F. Pavarino, Olof B. Widlund, Stefano Zampini
BDDC Preconditioners for Spectral Element Discretizations of Almost Incompressible Elasticity in Three Dimensions. SIAM J. Sci. Comput. 32 (6) (2010)
Clark R. Dohrmann, Olof B. Widlund
An Overlapping Schwarz Algorithm for Almost Incompressible Elasticity. SIAM J. Numer. Anal. 47 (4) (2009)
Axel Klawonn, Oliver Rheinbach, Olof B. Widlund
An Analysis of a FETI-DP Algorithm on Irregular Subdomains in the Plane. SIAM J. Numer. Anal. 46 (5) (2008)
Clark R. Dohrmann, Axel Klawonn, Olof B. Widlund
Domain Decomposition for Less Regular Subdomains: Overlapping Schwarz in Two Dimensions. SIAM J. Numer. Anal. 46 (4) (2008)
Hyea Hyun Kim, Maksymilian Dryja, Olof B. Widlund
A BDDC Method for Mortar Discretizations Using a Transformation of Basis. SIAM J. Numer. Anal. 47 (1) (2008)
Jing Li, Olof B. Widlund
BDDC Algorithms for Incompressible Stokes Equations. SIAM J. Numer. Anal. 44 (6) (2006)
Hyea Hyun Kim, Olof B. Widlund
Two-Level Schwarz Algorithms with Overlapping Subregions for Mortar Finite Elements. SIAM J. Numer. Anal. 44 (4) (2006)
Maksymilian Dryja, Andreas Gantner, Olof B. Widlund, Barbara I. Wohlmuth
Multilevel additive Schwarz preconditioner for nonconforming mortar finite element methods. J. Num. Math. 12 (1) (2004)
Andrew Knyazev, Olof B. Widlund
Lavrentiev regularization + Ritz approximation = uniform finite element error estimates for differential equations with rough coefficients. Math. Comput. 72 (241) (2003)
Paulo Goldfeld, Luca F. Pavarino, Olof B. Widlund
Balancing Neumann-Neumann preconditioners for mixed approximations of heterogeneous problems in linear elasticity. Numerische Mathematik 95 (2) (2003)
Axel Klawonn, Olof B. Widlund, Maksymilian Dryja
Dual-Primal FETI Methods for Three-Dimensional Elliptic Problems with Heterogeneous Coefficients. SIAM J. Numer. Anal. 40 (1) (2002)
Andrea Toselli, Olof B. Widlund, Barbara I. Wohlmuth
An iterative substructuring method for Maxwell's equations in two dimensions. Math. Comput. 70 (235) (2001)
Axel Klawonn, Olof B. Widlund
A Domain Decomposition Method with Lagrange Multipliers and Inexact Solvers for Linear Elasticity. SIAM J. Sci. Comput. 22 (4) (2000)
Barbara I. Wohlmuth, Andrea Toselli, Olof B. Widlund
An Iterative Substructuring Method for Raviart-Thomas Vector Fields in Three Dimensions. SIAM J. Numer. Anal. 37 (5) (2000)
Luca F. Pavarino, Olof B. Widlund
Iterative Substructuring Methods for Spectral Element Discretizations of Elliptic Systems. II: Mixed Methods for Linear Elasticity and Stokes Flow. SIAM J. Numer. Anal. 37 (2) (1999)
Luca F. Pavarino, Olof B. Widlund
Iterative Substructuring Methods for Spectral Element Discretizations of Elliptic Systems I: Compressible Linear Elasticity. SIAM J. Numer. Anal. 37 (2) (1999)
Maksymilian Dryja, Olof B. Widlund
Domain Decomposition Algorithms with Small Overlap. SIAM J. Sci. Comput. 15 (3) (1994)
Xiao-Chuan Cai, Olof B. Widlund
Domain Decomposition Algorithms for Indefinite Elliptic Problems. SIAM J. Sci. Comput. 13 (1) (1992)
Barry F. Smith, Olof B. Widlund
A Domain Decomposition Algorithm Using a Hierarchical Basis. SIAM J. Sci. Comput. 11 (6) (1990)
Dianne P. O'Leary, Olof B. Widlund
Algorithm 572: Solution of the Helmholtz Equation for the Dirichlet Problem on General Bounded Three-Dimensional Regions [D3]. ACM Trans. Math. Softw. 7 (2) (1981)