Research article

Asymptotic expansion of a finite sum involving harmonic numbers

  • Received: 06 September 2020 Accepted: 30 December 2020 Published: 05 January 2021
  • MSC : 11M06, 33B15, 41A60

  • In the paper, we obtain asymptotic expansion of the finite sum of some sequences $ S_{n} = \sum_{k = 1}^{n}\left(n^{2}+k\right) ^{-1} $ by using the Euler's standard one of the harmonic numbers.

    Citation: Ling Zhu. Asymptotic expansion of a finite sum involving harmonic numbers[J]. AIMS Mathematics, 2021, 6(3): 2756-2763. doi: 10.3934/math.2021168

    Related Papers:

  • In the paper, we obtain asymptotic expansion of the finite sum of some sequences $ S_{n} = \sum_{k = 1}^{n}\left(n^{2}+k\right) ^{-1} $ by using the Euler's standard one of the harmonic numbers.



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    [1] R. L. Graham, D. E. Knuth, O. Patashnik, Concrete mathematics: A foundation for computer science, 2 Eds., Amsterdam: Addison-Wesley Publishing Company, 1994.
    [2] D. E. Knuth, Euler's constant to 1271 places, Math. Comput., ${\bf 16}$ (1962), 275–280.
    [3] A. Jeffrey, Handbook of mathematical formulas and integrals, 3 Eds., Elsevier Academic Press, 2004.
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  • © 2021 the Author(s), licensee AIMS Press. This is an open access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0)
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