Algorithm 572: Solution of the Helmholtz Equation for the Dirichlet Problem on General Bounded Three-Dimensional Regions [D3]. - Dianne P. O'Leary; Olof B. Widlund (ACM Trans. Math. Softw., 1981)

A Domain Decomposition Algorithm Using a Hierarchical Basis. - Barry F. Smith; Olof B. Widlund (SIAM J. Sci. Comput., 1990)

Domain Decomposition Algorithms for Indefinite Elliptic Problems. - Xiao-Chuan Cai; Olof B. Widlund (SIAM J. Sci. Comput., 1992)

Domain Decomposition Algorithms with Small Overlap. - Maksymilian Dryja; Olof B. Widlund (SIAM J. Sci. Comput., 1994)

Iterative Substructuring Methods for Spectral Element Discretizations of Elliptic Systems I: Compressible Linear Elasticity. - Luca F. Pavarino; Olof B. Widlund (SIAM J. Numer. Anal., 1999)

Iterative Substructuring Methods for Spectral Element Discretizations of Elliptic Systems. II: Mixed Methods for Linear Elasticity and Stokes Flow. - Luca F. Pavarino; Olof B. Widlund (SIAM J. Numer. Anal., 1999)

An Iterative Substructuring Method for Raviart-Thomas Vector Fields in Three Dimensions. - Barbara I. Wohlmuth; Andrea Toselli; Olof B. Widlund (SIAM J. Numer. Anal., 2000)

A Domain Decomposition Method with Lagrange Multipliers and Inexact Solvers for Linear Elasticity. - Axel Klawonn; Olof B. Widlund (SIAM J. Sci. Comput., 2000)

An iterative substructuring method for Maxwell's equations in two dimensions. - Andrea Toselli; Olof B. Widlund; Barbara I. Wohlmuth (Math. Comput., 2001)

Dual-Primal FETI Methods for Three-Dimensional Elliptic Problems with Heterogeneous Coefficients. - Axel Klawonn; Olof B. Widlund; Maksymilian Dryja (SIAM J. Numer. Anal., 2002)

Lavrentiev regularization + Ritz approximation = uniform finite element error estimates for differential equations with rough coefficients. - Andrew Knyazev; Olof B. Widlund (Math. Comput., 2003)

Balancing Neumann-Neumann preconditioners for mixed approximations of heterogeneous problems in linear elasticity. - Paulo Goldfeld; Luca F. Pavarino; Olof B. Widlund (Numerische Mathematik, 2003)

Multilevel additive Schwarz preconditioner for nonconforming mortar finite element methods. - Maksymilian Dryja; Andreas Gantner; Olof B. Widlund; Barbara I. Wohlmuth (J. Num. Math., 2004)

Two-Level Schwarz Algorithms with Overlapping Subregions for Mortar Finite Elements. - Hyea Hyun Kim; Olof B. Widlund (SIAM J. Numer. Anal., 2006)

BDDC Algorithms for Incompressible Stokes Equations. - Jing Li; Olof B. Widlund (SIAM J. Numer. Anal., 2006)

Domain Decomposition for Less Regular Subdomains: Overlapping Schwarz in Two Dimensions. - Clark R. Dohrmann; Axel Klawonn; Olof B. Widlund (SIAM J. Numer. Anal., 2008)

A BDDC Method for Mortar Discretizations Using a Transformation of Basis. - Hyea Hyun Kim; Maksymilian Dryja; Olof B. Widlund (SIAM J. Numer. Anal., 2008)

An Analysis of a FETI-DP Algorithm on Irregular Subdomains in the Plane. - Axel Klawonn; Oliver Rheinbach; Olof B. Widlund (SIAM J. Numer. Anal., 2008)

An Overlapping Schwarz Algorithm for Almost Incompressible Elasticity. - Clark R. Dohrmann; Olof B. Widlund (SIAM J. Numer. Anal., 2009)

BDDC Preconditioners for Spectral Element Discretizations of Almost Incompressible Elasticity in Three Dimensions. - Luca F. Pavarino; Olof B. Widlund; Stefano Zampini (SIAM J. Sci. Comput., 2010)

An Iterative Substructuring Algorithm for Two-Dimensional Problems in H(curl). - Clark R. Dohrmann; Olof B. Widlund (SIAM J. Numer. Anal., 2012)

An Alternative Coarse Space for Irregular Subdomains and an Overlapping Schwarz Algorithm for Scalar Elliptic Problems in the Plane. - Clark R. Dohrmann; Olof B. Widlund (SIAM J. Numer. Anal., 2012)

Two-Level Overlapping Schwarz Algorithms for a Staggered Discontinuous Galerkin Method. - Eric T. Chung 001; Hyea Hyun Kim; Olof B. Widlund (SIAM J. Numer. Anal., 2013)

Some Recent Tools and a BDDC Algorithm for 3D Problems in H(curl). - Clark R. Dohrmann; Olof B. Widlund (Domain Decomposition Methods in Science and Engineering XX, 2013)

Isogeometric BDDC Preconditioners with Deluxe Scaling. - Lourenço Beirão da Veiga; Luca F. Pavarino; Simone Scacchi; Olof B. Widlund; Stefano Zampini (SIAM J. Sci. Comput., 2014)

Overlapping Schwarz Methods with a Standard Coarse Space for Almost Incompressible Linear Elasticity. - Mingchao Cai; Luca F. Pavarino; Olof B. Widlund (SIAM J. Sci. Comput., 2015)

On the Design of Small Coarse Spaces for Domain Decomposition Algorithms. - Clark R. Dohrmann; Olof B. Widlund (SIAM J. Sci. Comput., 2017)

Adaptive Selection of Primal Constraints for Isogeometric BDDC Deluxe Preconditioners. - Lourenço Beirão da Veiga; Luca F. Pavarino; Simone Scacchi; Olof B. Widlund; Stefano Zampini (SIAM J. Sci. Comput., 2017)

BDDC Algorithms with deluxe scaling and adaptive selection of primal constraints for Raviart-Thomas vector fields. - Duk-Soon Oh; Olof B. Widlund; Stefano Zampini; Clark R. Dohrmann (Math. Comput., 2018)

Vertex-Based Preconditioners for the Coarse Problems of BDDC. - Clark R. Dohrmann; Kendall H. Pierson; Olof B. Widlund (SIAM J. Sci. Comput., 2019)

BDDC domain decomposition algorithms. - Olof B. Widlund (75 Years of Mathematics of Computation, 2020)

Block FETI-DP/BDDC preconditioners for mixed isogeometric discretizations of three-dimensional almost incompressible elasticity. - Olof B. Widlund; Stefano Zampini; Simone Scacchi; Luca F. Pavarino (Math. Comput., 2021)

Adaptive GDSW Coarse Spaces of Reduced Dimension for Overlapping Schwarz Methods. - Alexander Heinlein; Axel Klawonn; Jascha Knepper; Oliver Rheinbach; Olof B. Widlund (SIAM J. Sci. Comput., 2022)

BDDC Deluxe Algorithms for Two-Dimensional H($curl$) Isogeometric Analysis. - Olof B. Widlund; Simone Scacchi; Luca F. Pavarino (SIAM J. Sci. Comput., 2022)