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Nonnegativity criteria for fourth degree polynomials on the axis

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References

  1. A. L. Kostrikin, Introduction to Algebra (Nauka, Moscow, 1977) [in Russian].

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  2. N. Zh. Geit, “Nonnegativity Criteria for Real Fourth Degree Polynomials on the Whole Axis,” in Abstracts of Scientific-Practical Conference of Higher Education Institutes of the Ural Zone, March 26–29, 2001 (Chelyabinsk, 2001), p. 8.

  3. A. F. Timan, The Theory of Approximation of Functions of Real Variable (Fizmatgiz, Moscow, 1960) [in Russian].

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Authors and Affiliations

  1. Chelyabinsk State University, ul. Brat’ev Kashirinykh 129, Chelyabinsk, 454021, Russia

    V. E. Geit

  2. Chelyabinsk State Pedagogical University, pr. Lenina 69, Chelyabinsk, 454080, Russia

    N. Zh. Geit

Authors
  1. V. E. Geit
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  2. N. Zh. Geit
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Correspondence to V. E. Geit.

Additional information

Original Russian Text © V.E. Geit, N.Zh. Geit, 2007, published in Izvestiya Vysshikh Uchebnykh Zavedenii, Matematika, 2007, No. 8, pp. 70–73.

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Geit, V.E., Geit, N.Z. Nonnegativity criteria for fourth degree polynomials on the axis. Russ Math. 51, 67–70 (2007). https://doi.org/10.3103/S1066369X07080087

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  • DOI: https://doi.org/10.3103/S1066369X07080087

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