Ukrainian Mathematical Journal

, Volume 38, Issue 1, pp 100–103 | Cite as

Approximations of continuous periodic functions that are differentiate along the trajectories of dynamical systems

  • A. N. Kulik
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Keywords

Dynamical System Periodic Function Continuous Periodic Function 
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Literature cited

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    A. M. Samoilenko, “On the preservation of the invariant torus under perturbation,” Izv. Akad. Nauk SSSR, Ser. Mat.,34, No. 6, 1219–1240 (1970).Google Scholar
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    F. W. Wilson, “Smoothing derivatives of functions and applications,” Trans. Am. Math. Soc,139, 413–438 (1969).Google Scholar
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    V. K. Dzyadyk, Introduction to the Theory of Uniform Approximation of Functions by Polynomials [in Russian], Nauka, Moscow (1977).Google Scholar
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    A. I. Stepanets, Uniform Approximations by Trigonometric Polynomials [in Russian], Naukova Dumka, Kiev (1981).Google Scholar
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    N. P. Korneichuk, Extremal Problems of Approximation Theory [in Russian], Nauka, Moscow (1976).Google Scholar

Copyright information

© Plenum Publishing Corporation 1986

Authors and Affiliations

  • A. N. Kulik
    • 1
  1. 1.Kiev Polytechnic InstituteUSSR

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