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Author: Zítko, Jan

• Eckstein, Jiří; Zítko, Jan: Comparison of algorithms for calculation of the greatest common divisor of several polynomials. (English). In: Chleboun, J., Přikryl, P., Segeth, K., Šístek, J. and Vejchodský, T. (eds.): Programs and Algorithms of Numerical Mathematics. Proceedings of Seminar. Dolní Maxov, June 8-13, 2014. Institute of Mathematics AS CR, Prague, 2015. pp. 64-70
• Eliaš, Ján; Zítko, Jan: Approximate polynomial GCD. (English). In: Chleboun, J., Segeth, K., Šístek, J. and Vejchodský, T. (eds.): Programs and Algorithms of Numerical Mathematics. Proceedings of Seminar. Dolní Maxov, June 3-8, 2012. Institute of Mathematics AS CR, Prague, 2013. pp. 63-68
• Zítko, Jan; Eliaš, Ján: Calculation of the greatest common divisor of perturbed polynomials. (English). In: Chleboun, J., Segeth, K., Šístek, J. and Vejchodský, T. (eds.): Programs and Algorithms of Numerical Mathematics. Proceedings of Seminar. Dolní Maxov, June 3-8, 2012. Institute of Mathematics AS CR, Prague, 2013. pp. 215-222
• Zítko, Jan: Nový pohled na numerický výpočet největšího společného dělitele dvou polynomů. (Czech) [A new view on the numerical computation of the greatest common divisor of two polynomials]. Pokroky matematiky, fyziky a astronomie, vol. 55 (2010), issue 3, pp. 231-242
• Zítko, Jan; Kuřátko, Jan: An improvement of Euclid's algorithm. (English). In: Chleboun, J., Přikryl, P., Segeth, K. and Šístek, J. (eds.): Programs and Algorithms of Numerical Mathematics. Proceedings of Seminar. Dolní Maxov, June 6-11, 2010. Institute of Mathematics AS CR, Prague, 2010. pp. 251-260
• Hartman, Jan; Lukšan, Ladislav; Zítko, Jan: Automatic differentiation and its program realization. (English). Kybernetika, vol. 45 (2009), issue 5, pp. 865-883
• Šípek, Jan; Zítko, Jan: Alternating iterative scheme for the solution of block-structured systems. (English). In: Chleboun, J., Přikryl, P. and Segeth, K. (eds.): Programs and Algorithms of Numerical Mathematics. Proceedings of Seminar. Dolní Maxov, June 6-11, 2004. Institute of Mathematics AS CR, Prague, 2004. pp. 214-229
• Šípek, Jan; Zítko, Jan: Algoritmy na výpočet kořenů polynomu. (Czech) [Algorithms for computation of polynomial zeros]. Pokroky matematiky, fyziky a astronomie, vol. 46 (2001), issue 1, pp. 33-42
• Tichý, Petr; Zítko, Jan: Derivation of BiCG from the conditions defining Lanczos' method for solving a system of linear equations. (English). Applications of Mathematics, vol. 43 (1998), issue 5, pp. 381-388
• Zítko, Jan: Using successive approximations for improving the convergence of GMRES method. (English). Applications of Mathematics, vol. 43 (1998), issue 5, pp. 321-350
• Zítko, Jan: Combining the preconditioned conjugate gradient method and a matrix iterative method. (English). Applications of Mathematics, vol. 41 (1996), issue 1, pp. 19-39
• Zítko, Jan: Two step extrapolation and optimum choice of relaxation factor of the extrapolated S.O.R. method. (English). Aplikace matematiky, vol. 33 (1988), issue 3, pp. 177-196
• Zítko, Jan: Convergence of extrapolation coefficients. (English). Aplikace matematiky, vol. 29 (1984), issue 2, pp. 114-133
• Zítko, Jan: Improving the convergence of iterative methods. (English). Aplikace matematiky, vol. 28 (1983), issue 3, pp. 215-229
• Marek, Ivo; Zítko, Jan: Ljusternik acceleration and the extrapolated S.O.R. method. (English). Aplikace matematiky, vol. 22 (1977), issue 2, pp. 116-133
• Zítko, Jan: Extrapolation of S. O. R. iterations. (English). Aplikace matematiky, vol. 19 (1974), issue 2, pp. 72-89
• Zítko, Jan: Kellogg's iterations for general complex matrix. (English). Aplikace matematiky, vol. 19 (1974), issue 5, pp. 342-365