Axelsson, Owe; Farouq, Shiraz; Neytcheva, Maya Comparison of preconditioned Krylov subspace iteration methods for PDE-constrained optimization problems. (English) Zbl 1353.65059 Numer. Algorithms 73, No. 3, 631-663 (2016). MSC: 65K10 49J20 49M25 65F10 65F08 PDFBibTeX XMLCite \textit{O. Axelsson} et al., Numer. Algorithms 73, No. 3, 631--663 (2016; Zbl 1353.65059) Full Text: DOI Link
Axelsson, Owe Preconditioners for some matrices of two-by-two block form, with applications. I. (English) Zbl 1279.65035 Iliev, Oleg P. (ed.) et al., Numerical solution of partial differential equations: Theory, algorithms, and their applications. Papers based on the international symposium, Sozopol, Bulgaria, June 7–8, 2013. In Honor of Professor Raytcho Lazarov’s 40 years of research in computational methods and applied mathematics and on the occasion of his 70th birthday. New York, NY: Springer (ISBN 978-1-4614-7171-4/hbk; 978-1-4614-7172-1/ebook). Springer Proceedings in Mathematics & Statistics 45, 45-67 (2013). Reviewer: Gisbert Stoyan (Budapest) MSC: 65F08 65N22 90C20 93C20 65K10 PDFBibTeX XMLCite \textit{O. Axelsson}, Springer Proc. Math. Stat. 45, 45--67 (2013; Zbl 1279.65035) Full Text: DOI
Axelsson, O.; Karátson, J. Symmetric part preconditioning of the CG method for Stokes type saddle-point systems. (English) Zbl 1140.65023 Numer. Funct. Anal. Optim. 28, No. 9-10, 1027-1049 (2007). Reviewer: Constantin Popa (Constanţa) MSC: 65F10 65N15 35J25 65N30 74B05 74S05 76D07 76M10 PDFBibTeX XMLCite \textit{O. Axelsson} and \textit{J. Karátson}, Numer. Funct. Anal. Optim. 28, No. 9--10, 1027--1049 (2007; Zbl 1140.65023) Full Text: DOI
Axelsson, Owe; Neytcheva, Maya Eigenvalue estimates for preconditioned saddle point matrices. (English) Zbl 1224.65080 Numer. Linear Algebra Appl. 13, No. 4, 339-360 (2006). Reviewer: Miroslav Rozložník (Praha) MSC: 65F10 15A42 65F08 35Q30 74B05 PDFBibTeX XMLCite \textit{O. Axelsson} and \textit{M. Neytcheva}, Numer. Linear Algebra Appl. 13, No. 4, 339--360 (2006; Zbl 1224.65080) Full Text: DOI
Axelsson, Owe; Padiy, Alexander On a robust and scalable linear elasticity solver based on a saddle point formulation. (English) Zbl 0956.74050 Int. J. Numer. Methods Eng. 44, No. 6, 801-818 (1999). MSC: 74S05 74B05 PDFBibTeX XMLCite \textit{O. Axelsson} and \textit{A. Padiy}, Int. J. Numer. Methods Eng. 44, No. 6, 801--818 (1999; Zbl 0956.74050) Full Text: DOI