Andrew J. Wathen

According to our database, Andrew J. Wathen authored at least 58 papers between 1994 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Will Lanczos Iterations Generate Symmetric Quadrature Nodes?

Wenhao Li, Zongyuan Han, Andrew J. Wathen, Shengxin Zhu

CoRR, 2024

2022

Space-Time Block Preconditioning for Incompressible Flow.

Federico Danieli, Ben S. Southworth, Andrew J. Wathen

SIAM J. Sci. Comput., 2022

2021

All-at-once solution of linear wave equations.

Federico Danieli, Andrew J. Wathen

Numer. Linear Algebra Appl., 2021

2020

A Constrained Pressure-Temperature Residual (CPTR) Method for Non-Isothermal Multiphase Flow in Porous Media.

Thomas Roy, Tom B. Jönsthövel, Christopher Lemon, Andrew J. Wathen

SIAM J. Sci. Comput., 2020

2019

Preconditioners for Two-Phase Incompressible Navier-Stokes Flow.

Niall Bootland, Alistair Bentley, Christopher E. Kees, Andrew J. Wathen

SIAM J. Sci. Comput., 2019

Preconditioning for boundary control problems in incompressible fluid dynamics.

Gennadij Heidel, Andy J. Wathen

Numer. Linear Algebra Appl., 2019

A block preconditioner for non-isothermal flow in porous media.

Thomas Roy, Tom B. Jönsthövel, Christopher Lemon, Andrew J. Wathen

J. Comput. Phys., 2019

Sparse inversion for derivative of log determinant.

Shengxin Zhu, Andrew J. Wathen

CoRR, 2019

Fast sparse kernel summation on cartesian grids: an on-chip algorithm for 3D implicit surface visualization.

Shengxin Zhu, Andrew J. Wathen

Proceedings of the 3rd International Conference on High Performance Compilation, 2019

Multipreconditioning with Application to Two-Phase Incompressible Navier-Stokes Flow.

Niall Bootland, Andrew J. Wathen

Proceedings of the Numerical Mathematics and Advanced Applications ENUMATH 2019 - European Conference, Egmond aan Zee, The Netherlands, September 30, 2019

2018

Preconditioning and Iterative Solution of All-at-Once Systems for Evolutionary Partial Differential Equations.

Eleanor McDonald, Jennifer Pestana, Andrew J. Wathen

SIAM J. Sci. Comput., 2018

Circulant preconditioners for analytic functions of Toeplitz matrices.

Sean Hon, Andrew J. Wathen

Numer. Algorithms, 2018

2015

Three-Field Block Preconditioners for Models of Coupled Magma/Mantle Dynamics.

Sander Rhebergen, Garth N. Wells, Andrew J. Wathen, Richard F. Katz

SIAM J. Sci. Comput., 2015

Natural Preconditioning and Iterative Methods for Saddle Point Systems.

Jennifer Pestana, Andrew J. Wathen

SIAM Rev., 2015

A Preconditioned MINRES Method for Nonsymmetric Toeplitz Matrices.

Jennifer Pestana, Andrew J. Wathen

SIAM J. Matrix Anal. Appl., 2015

On spectral distribution of kernel matrices related to radial basis functions.

Andrew J. Wathen, Shengxin Zhu

Numer. Algorithms, 2015

Convexity and Solvability for Compactly Supported Radial Basis Functions with Different Shapes.

Shengxin Zhu, Andrew J. Wathen

J. Sci. Comput., 2015

Preconditioning.

Andrew J. Wathen

Acta Numer., 2015

A Simple Proposal for Parallel Computation Over Time of an Evolutionary Process with Implicit Time Stepping.

Eleanor McDonald, Andy J. Wathen

Proceedings of the Numerical Mathematics and Advanced Applications - ENUMATH 2015, 2015

2014

Analysis of Block Preconditioners for Models of Coupled Magma/Mantle Dynamics.

Sander Rhebergen, Garth N. Wells, Richard F. Katz, Andrew J. Wathen

SIAM J. Sci. Comput., 2014

The Antitriangular Factorization of Saddle Point Matrices.

Jennifer Pestana, Andrew J. Wathen

SIAM J. Matrix Anal. Appl., 2014

Fast Solvers for Cahn-Hilliard Inpainting.

Jessica Bosch, David Kay, Martin Stoll, Andrew J. Wathen

SIAM J. Imaging Sci., 2014

Preconditioners for state-constrained optimal control problems with Moreau-Yosida penalty function.

John W. Pearson, Martin Stoll, Andrew J. Wathen

Numer. Linear Algebra Appl., 2014

Optimal three-field block-preconditioners for models of coupled magma/mantle dynamics.

Sander Rhebergen, Garth N. Wells, Andrew J. Wathen, Richard F. Katz

CoRR, 2014

2013

Combination preconditioning of saddle point systems for positive definiteness.

Jennifer Pestana, Andrew J. Wathen

Numer. Linear Algebra Appl., 2013

All-at-once solution of time-dependent Stokes control.

Martin Stoll, Andy J. Wathen

J. Comput. Phys., 2013

On the choice of preconditioner for minimum residual methods for non-Hermitian matrices.

Jennifer Pestana, Andrew J. Wathen

J. Comput. Appl. Math., 2013

A local sensitivity analysis method for developing biological models with identifiable parameters: Application to cardiac ionic channel modelling.

Anna Sher, Ken Wang, Andrew J. Wathen, Philip John Maybank, Gary R. Mirams, David Abramson, Denis Noble, David Gavaghan

Future Gener. Comput. Syst., 2013

An optimal preconditioner for models of coupled magma/mantle dynamics.

Sander Rhebergen, Garth N. Wells, Richard F. Katz, Andrew J. Wathen

CoRR, 2013

2012

Regularization-Robust Preconditioners for Time-Dependent PDE-Constrained Optimization Problems.

John W. Pearson, Martin Stoll, Andrew J. Wathen

SIAM J. Matrix Anal. Appl., 2012

Preconditioning for partial differential equation constrained optimization with control constraints.

Martin Stoll, Andy J. Wathen

Numer. Linear Algebra Appl., 2012

A new approximation of the Schur complement in preconditioners for PDE-constrained optimization.

John W. Pearson, Andrew J. Wathen

Numer. Linear Algebra Appl., 2012

2011

Preconditioning Iterative Methods for the Optimal Control of the Stokes Equations.

Tyrone Rees, Andrew J. Wathen

SIAM J. Sci. Comput., 2011

Stability and preconditioning for a hybrid approximation on the sphere.

Quoc Thong Le Gia, Ian H. Sloan, Andrew J. Wathen

Numerische Mathematik, 2011

2010

Optimal Solvers for PDE-Constrained Optimization.

Tyrone Rees, H. Sue Dollar, Andrew J. Wathen

SIAM J. Sci. Comput., 2010

Preconditioning Saddle-Point Systems with Applications in Optimization.

H. Sue Dollar, Nicholas I. M. Gould, Martin Stoll, Andrew J. Wathen

SIAM J. Sci. Comput., 2010

All-at-once preconditioning in PDE-constrained optimization.

Tyrone Rees, Martin Stoll, Andy J. Wathen

Kybernetika, 2010

A Local Sensitivity Analysis Method for Developing Biological Models with Identifiable Parameters: Application to L-type Calcium Channel Modelling.

Anna Sher, Ken Wang, Andrew J. Wathen, Gary R. Mirams, David Abramson, David Gavaghan

Proceedings of the Sixth International Conference on e-Science, 2010

2008

Combination Preconditioning and the Bramble-Pasciak⁺ Preconditioner.

Martin Stoll, Andy J. Wathen

SIAM J. Matrix Anal. Appl., 2008

2007

Limited memory solution of bound constrained convex quadratic problems arising in video games.

Michael C. Ferris, Andrew J. Wathen, Paul Armand

RAIRO Oper. Res., 2007

A short survey on preconditioning techniques for large-scale dense complex linear systems in electromagnetics.

Andy J. Wathen

Int. J. Comput. Math., 2007

Using constraint preconditioners with regularized saddle-point problems.

H. Sue Dollar, Nicholas I. M. Gould, Wil H. A. Schilders, Andy J. Wathen

Comput. Optim. Appl., 2007

2006

Approximate Factorization Constraint Preconditioners for Saddle-Point Matrices.

H. Sue Dollar, Andrew J. Wathen

SIAM J. Sci. Comput., 2006

Implicit-Factorization Preconditioning and Iterative Solvers for Regularized Saddle-Point Systems.

H. Sue Dollar, Nicholas I. M. Gould, Wil H. A. Schilders, Andrew J. Wathen

SIAM J. Matrix Anal. Appl., 2006

2005

Sparse Approximate Inverses and Target Matrices.

Ruth M. Holland, Andy J. Wathen, Gareth J. Shaw

SIAM J. Sci. Comput., 2005

Stopping criteria for iterations in finite element methods.

Mario Arioli, Daniel Loghin, Andrew J. Wathen

Numerische Mathematik, 2005

Preface.

Tao Tang, Andy J. Wathen

J. Sci. Comput., 2005

A Moving Grid Finite Element Method for the Simulation of Pattern Generation by Turing Models on Growing Domains.

Anotida Madzvamuse, Philip K. Maini, Andrew J. Wathen

J. Sci. Comput., 2005

2004

Analysis of Preconditioners for Saddle-Point Problems.

Daniel Loghin, Andrew J. Wathen

SIAM J. Sci. Comput., 2004

2003

Schur complement preconditioning for elliptic systems of partial differential equations.

Daniel Loghin, Andrew J. Wathen

Numer. Linear Algebra Appl., 2003

2002

A Preconditioner for the Steady-State Navier-Stokes Equations.

David Kay, Daniel Loghin, Andrew J. Wathen

SIAM J. Sci. Comput., 2002

Performance and analysis of saddle point preconditioners for the discrete steady-state Navier-Stokes equations.

Howard C. Elman, David J. Silvester, Andrew J. Wathen

Numerische Mathematik, 2002

2001

A nearly optimal preconditioner for the Navier-Stokes equations.

Lina Hemmingsson-Frändén, Andrew J. Wathen

Numer. Linear Algebra Appl., 2001

2000

A Note on Preconditioning for Indefinite Linear Systems.

Malcolm F. Murphy, Gene H. Golub, Andrew J. Wathen

SIAM J. Sci. Comput., 2000

Constraint Preconditioning for Indefinite Linear Systems.

Carsten Keller, Nicholas I. M. Gould, Andrew J. Wathen

SIAM J. Matrix Anal. Appl., 2000

1999

The Finite Element Approximation of Semilinear Elliptic Partial Differential Equations with Critical Exponents in the Cube.

Chris J. Budd, A. R. Humphries, Andrew J. Wathen

SIAM J. Sci. Comput., 1999

1998

An Iteration for Indefinite Systems and Its Application to the Navier-Stokes Equations.

Gene H. Golub, Andrew J. Wathen

SIAM J. Sci. Comput., 1998

1994

On Preconditioning for Finite Element Equations on Irregular Grids.

Alison Ramage, Andrew J. Wathen

SIAM J. Matrix Anal. Appl., July, 1994