Papers

• CUTEst: a Constrained and Unconstrained Testing Environment with safe threads for mathematical optimization

  NIM Gould; D Orban; PL Toint;

  Type: Journal Article

  Published in: Computational Optimization and Applications

• On the use of suboptimal matchings for scaling and ordering sparse symmetric matrices

  JD Hogg; JA Scott;

  Type: Journal Article

  Published in: Numerical Linear Algebra with Applications

• An Interior-Point l(1)-Penalty Method for Nonlinear Optimization

  NIM Gould; D Orban; PL Toint;

  Type: Paper In Conference Proceedings

  Published in: Springer Proceedings in Mathematics & Statistics

• RETRACTED ARTICLE: Preface to the special issue on “Practical methods and rigorous theories in numerical algebra and scientific computing”

  Z Bai; IS Duff;

  Type: Journal Article

  Published in: Journal of Engineering Mathematics

• Partitioning strategies for the block Cimmino algorithm

  LA Drummond; IS Duff; R Guivarch; D Ruiz; M Zenadi;

  Type: Journal Article

  Published in: Journal of Engineering Mathematics

• On the Evaluation Complexity of Constrained Nonlinear Least-Squares and General Constrained Nonlinear Optimization Using Second-Order Methods

  C Cartis; NIM Gould; PL Toint;

  Type: Journal Article

  Published in: SIAM Journal on Numerical Analysis

• PARALLEL COMPUTATION OF ENTRIES OF A(-1)

  PR Amestoy; IS Duff; J L'Excellent; F Rouet;

  Type: Journal Article

  Published in: SIAM Journal on Scientific Computing

• Null-space preconditioners for saddle point systems

  J Petsana; T Rees;

  Type: Preprint

  Published in: SIAM Journal on Matrix Analysis and Applications

• The state-of-the-art of preconditioners for sparse linear least-squares problems

  NIM Gould; JA Scott;

  Type: Preprint

  Published in: ACM Transactions on Mathematical Software

• The state-of-the-art of preconditioners for sparse linear least-squares problems: the complete results

  NIM Gould; J Scott;

  Type: Report

  Published in: Rutherford Appleton Laboratory Technical Reports (- 2022)

• Evaluation complexity bounds for smooth constrained nonlinear optimization using scaled KKT conditions and high-order models

  C Cartis; NIM Gould; PhL Toint;

  Type: Report

  Published in: Rutherford Appleton Laboratory Technical Reports (- 2022)

• Improved worst-case evaluation complexity for potentially rank-deficient nonlinear least-Euclidean-norm problems using higher-order regularized models

  C Cartis; NIM Gould; PL Toint;

  Type: Report

  Published in: Rutherford Appleton Laboratory Technical Reports (- 2022)

• The state-of-the-art of preconditioners for sparse linear least-squares problems: the complete results (revision 1)

  NIM Gould; J Scott;

  Type: Report

  Published in: Rutherford Appleton Laboratory Technical Reports (- 2022)

• Adaptive augmented Lagrangian methods: algorithms and practical numerical experience

  FE Curtis; NI Gould; H Jiang; DP Robinson;

  Type: Journal Article

  Published in: Optimization Methods and Software

• Solving symmetric indefinite systems using memory efficient incomplete factorization preconditioners

  J Scott; M Tuma;

  Type: Preprint

  Published in: SIAM Journal on Scientific Computing

• A Nonmonotone Filter SQP Method: Local Convergence and Numerical Results

  NIM Gould; Y Loh; DP Robinson;

  Type: Journal Article

  Published in: SIAM Journal on Optimization

• Preconditioning linear least-squares problems by identifying a basis matrix3

  M Arioli; IS Duff;

  Type: Journal Article

  Published in: SIAM Journal on Scientific Computing

• The state-of-the-art of preconditioners for sparse linear least squares problems

  N Gould; JA Scott;

  Type: Presentation

• Practical Manycore Pivoting

  JD Hogg; JA Scott;

  Type: Presentation

• The Augmented Block Cimmino Distributed Method

  IS Duff; R Guivarch; D Ruiz; M Zenadi;

  Type: Journal Article

  Published in: SIAM Journal on Scientific Computing

• Comparing Coarray Fortran (CAF) with MPI for several structured mesh PDE applications

  S Garain; DS Balsara; J Reid;

  Type: Journal Article

  Published in: Journal of Computational Physics

• A note on performance profiles for benchmarking software

  NIM Gould; J Scott;

  Type: Preprint

  Published in: ACM Transactions on Mathematical Software

• Level-set topology optimization with many linear buckling contraints using an efficient and robust eigensolver

  PD Dunning; E Ovtchinnikov; JA Scott; A Kim;

  Type: Preprint

  Published in: Computer Methods in Applied Mechanics and Engineering