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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. D. Šimonová and P. Tichý, On finite precision block Lanczos computations, July, 2025. Submitted. V. Faber, J. Liesen, and P. Tichý, Matrix best approximation in the spectral norm, June, 2025. Accepted. G. Meurant and P. Tichý, Error norm estimates for the block conjugate gradient algorithm, accepted for publication in SIMAX, July, 2025. Paper. P. Tichý, G. Meurant, and D. Šimonová, Block CG algorithms revisited, Block CG algorithms revisited, Numerical Algorithms, published online, March 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).