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Method of approximate integrals of the motion. III

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Abstract

A method is proposed for closing the infinite system of equations of the correlation functions that makes it possible to take into account correctly the initial approximation and calculate the approximation to the extent to which it corresponds to the structure of the initial approximation.

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Literature cited

  1. R. R. Nigmatullin, Izv. Vyssh. Uchebn. Zaved. Fiz., No. 10, 109 (1977).

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  2. R. R. Nigmatullin, Teor. Mat. Fiz.,28, 398 (1976).

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  3. R. R. Nigmatullin, Izv. Vyssh. Uchebn. Zaved. Fiz., No. 12, 101 (1977).

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  4. S. V. Tyablikov, Methods of the Quantum Theory of Magnetism [in Russian], Nauka, Moscow (1975) (Earlier translation published by Plenum Press, New York (1967).

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Authors and Affiliations

  1. V. I. Ul'yanov-Lenin State University, Kazan

    R. R. Nigmatullin

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  1. R. R. Nigmatullin
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Additional information

Translated from Izvestiya Vysshikh Uchebnykh Zavedenii, Fizika, No. 5, pp. 37–40, May, 1980.

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Nigmatullin, R.R. Method of approximate integrals of the motion. III. Soviet Physics Journal 23, 386–389 (1980). https://doi.org/10.1007/BF00891626

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  • DOI: https://doi.org/10.1007/BF00891626

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