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JOURNALS // Zhurnal Vychislitel'noi Matematiki i Matematicheskoi Fiziki // Archive

Zh. Vychisl. Mat. Mat. Fiz., 2022 Volume 62, Number 10, Pages 1587–1614 (Mi zvmmf11454)

This article is cited in 6 papers

General numerical methods

Sequence transformations in proofs of irrationality of some fundamental constants

V. P. Varin

Federal Research Center Keldysh Institute of Applied Mathematics, Russian Academy of Sciences, 125047, Moscow, Russia

Abstract: Transformation of number sequences (convergence acceleration) is one of the classical chapters of numerical analysis. These algorithms are used both for solution of practical problems and for the development of more advanced numerical methods. At the same time, numerical methods have found numerous applications in the number theory. One of the classical problems of number theory is the proof of irrationality of some fundamental constants, where the high rate of convergence of sequences of rational numbers plays a crucial role. However, as far as we know, the applications of (classical) convergence acceleration algorithms to the proofs of irrationality do not exist. This study is an attempt to fill this gap and to draw attention to this direction of research.
Bibl. 37.

Key words: sequence transformations, acceleration of convergence, irrationality proofs, high precision computations.

UDC: 519.624

Received: 17.03.2022
Revised: 17.03.2022
Accepted: 10.05.2022

DOI: 10.31857/S0044466922090022


 English version:
Computational Mathematics and Mathematical Physics, 2022, 62:10, 1559–1585

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© Steklov Math. Inst. of RAS, 2024