On Preconditioning for Finite Element Equations on Irregular Grids. - Alison Ramage; Andrew J. Wathen (SIAM J. Matrix Anal. Appl., 1994)

An Iteration for Indefinite Systems and Its Application to the Navier-Stokes Equations. - Gene H. Golub; Andrew J. Wathen (SIAM J. Sci. Comput., 1998)

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)

Constraint Preconditioning for Indefinite Linear Systems. - Carsten Keller; Nicholas I. M. Gould; Andrew J. Wathen (SIAM J. Matrix Anal. Appl., 2000)

A Note on Preconditioning for Indefinite Linear Systems. - Malcolm F. Murphy; Gene H. Golub; Andrew J. Wathen (SIAM J. Sci. Comput., 2000)

A nearly optimal preconditioner for the Navier-Stokes equations. - Lina Hemmingsson-Frändén; Andrew J. Wathen (Numer. Linear Algebra Appl., 2001)

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)

A Preconditioner for the Steady-State Navier-Stokes Equations. - David Kay; Daniel Loghin; Andrew J. Wathen (SIAM J. Sci. Comput., 2002)

Schur complement preconditioning for elliptic systems of partial differential equations. - Daniel Loghin; Andrew J. Wathen (Numer. Linear Algebra Appl., 2003)

Analysis of Preconditioners for Saddle-Point Problems. - Daniel Loghin; Andrew J. Wathen (SIAM J. Sci. Comput., 2004)

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)

Preface. - Tao Tang 003; Andy J. Wathen (J. Sci. Comput., 2005)

Stopping criteria for iterations in finite element methods. - Mario Arioli; Daniel Loghin; Andrew J. Wathen (Numerische Mathematik, 2005)

Sparse Approximate Inverses and Target Matrices. - Ruth M. Holland; Andy J. Wathen; Gareth J. Shaw (SIAM J. Sci. Comput., 2005)

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)

Approximate Factorization Constraint Preconditioners for Saddle-Point Matrices. - H. Sue Dollar; Andrew J. Wathen (SIAM J. Sci. Comput., 2006)

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)

A short survey on preconditioning techniques for large-scale dense complex linear systems in electromagnetics. - Andy J. Wathen (Int. J. Comput. Math., 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)

Combination Preconditioning and the Bramble-Pasciak+ Preconditioner. - Martin Stoll; Andy J. Wathen (SIAM J. Matrix Anal. Appl., 2008)

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 001; David Gavaghan (eScience, 2010)

All-at-once preconditioning in PDE-constrained optimization. - Tyrone Rees; Martin Stoll; Andy J. Wathen (Kybernetika, 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)

Optimal Solvers for PDE-Constrained Optimization. - Tyrone Rees; H. Sue Dollar; Andrew J. Wathen (SIAM J. Sci. Comput., 2010)

Stability and preconditioning for a hybrid approximation on the sphere. - Quoc Thong Le Gia; Ian H. Sloan; Andrew J. Wathen (Numerische Mathematik, 2011)

Preconditioning Iterative Methods for the Optimal Control of the Stokes Equations. - Tyrone Rees; Andrew J. Wathen (SIAM J. Sci. Comput., 2011)

A new approximation of the Schur complement in preconditioners for PDE-constrained optimization. - John W. Pearson; Andrew J. Wathen (Numer. Linear Algebra Appl., 2012)

Preconditioning for partial differential equation constrained optimization with control constraints. - Martin Stoll; Andy J. Wathen (Numer. Linear Algebra Appl., 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)

An optimal preconditioner for models of coupled magma/mantle dynamics. - Sander Rhebergen; Garth N. Wells; Richard F. Katz; Andrew J. Wathen (CoRR, 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 001; Denis Noble; David Gavaghan (Future Gener. Comput. Syst., 2013)

On the choice of preconditioner for minimum residual methods for non-Hermitian matrices. - Jennifer Pestana; Andrew J. Wathen (J. Comput. Appl. Math., 2013)

All-at-once solution of time-dependent Stokes control. - Martin Stoll; Andy J. Wathen (J. Comput. Phys., 2013)

Combination preconditioning of saddle point systems for positive definiteness. - Jennifer Pestana; Andrew J. Wathen (Numer. Linear Algebra Appl., 2013)

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)

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)

Fast Solvers for Cahn-Hilliard Inpainting. - Jessica Bosch; David Kay; Martin Stoll; Andrew J. Wathen (SIAM J. Imaging Sci., 2014)

The Antitriangular Factorization of Saddle Point Matrices. - Jennifer Pestana; Andrew J. Wathen (SIAM J. Matrix Anal. Appl., 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)

A Simple Proposal for Parallel Computation Over Time of an Evolutionary Process with Implicit Time Stepping. - Eleanor McDonald; Andy J. Wathen (ENUMATH, 2015)

Preconditioning. - Andrew J. Wathen (Acta Numer., 2015)

Convexity and Solvability for Compactly Supported Radial Basis Functions with Different Shapes. - Shengxin Zhu; Andrew J. Wathen (J. Sci. Comput., 2015)

On spectral distribution of kernel matrices related to radial basis functions. - Andrew J. Wathen; Shengxin Zhu (Numer. Algorithms, 2015)

A Preconditioned MINRES Method for Nonsymmetric Toeplitz Matrices. - Jennifer Pestana; Andrew J. Wathen (SIAM J. Matrix Anal. Appl., 2015)

Natural Preconditioning and Iterative Methods for Saddle Point Systems. - Jennifer Pestana; Andrew J. Wathen (SIAM Rev., 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)

Circulant preconditioners for analytic functions of Toeplitz matrices. - Sean Y. Hon; Andrew J. Wathen (Numer. Algorithms, 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)

Multipreconditioning with Application to Two-Phase Incompressible Navier-Stokes Flow. - Niall Bootland; Andrew J. Wathen (ENUMATH, 2019)

Fast sparse kernel summation on cartesian grids: an on-chip algorithm for 3D implicit surface visualization. - Shengxin Zhu; Andrew J. Wathen (HP3C, 2019)

Sparse inversion for derivative of log determinant. - Shengxin Zhu; Andrew J. Wathen (CoRR, 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)

Preconditioning for boundary control problems in incompressible fluid dynamics. - Gennadij Heidel; Andy J. Wathen (Numer. Linear Algebra Appl., 2019)

Preconditioners for Two-Phase Incompressible Navier-Stokes Flow. - Niall Bootland; Alistair Bentley; Christopher E. Kees; Andrew J. Wathen (SIAM J. Sci. Comput., 2019)

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)

All-at-once solution of linear wave equations. - Federico Danieli; Andrew J. Wathen (Numer. Linear Algebra Appl., 2021)

Space-Time Block Preconditioning for Incompressible Flow. - Federico Danieli; Ben S. Southworth; Andrew J. Wathen (SIAM J. Sci. Comput., 2022)

Will Lanczos Iterations Generate Symmetric Quadrature Nodes? - Wenhao Li; Zongyuan Han; Andrew J. Wathen; Shengxin Zhu (CoRR, 2024)