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Petr Tichý Department of Numerical Mathematics Faculty of Mathematics and Physics Charles University address:   MFF UK   Sokolovska 83   18675 Praha 8   Czech Republic email:   phone:   (+420) 951 553 391 room:   K 484, 4th floor profiles:  Google scholar   ORCID   MathSciNet   WoS   Zentralblatt MATH   Scopus

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Submitted. G. Meurant, J. Papež, and P. Tichý, Block conjugate gradient methods with error norm estimates for least squares problems, August, 2025. Submitted. V. Faber, J. Liesen, and P. Tichý, Matrix best approximation in the spectral norm, June, 2025. Paper. D. Šimonová and P. Tichý, On finite precision block Lanczos computations, BIT Numerical Mathematics, Vol. 65(47), 2025. Paper. G. Meurant and P. Tichý, Error norm estimates for the block conjugate gradient algorithm, SIMAX, Vol. 46, No. 4, pp. 2175--2196, 2025. Book. G. Meurant and P. Tichý Error Norm Estimation in the Conjugate Gradient Algorithm, SIAM Spotlights, Philadelphia, PA, 2024, x+127 p. Talk. On error estimation in CGLS and LSQR Numerical Linear Algebra (NLACIRM24). CIRM Luminy, France (September 16-20, 2024).