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Use of analytical relations in evaluation of exponential integral functions

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Abstract

Analytical formulas through the initial values suitable for numerical computation are developed for the exponential integral functions E n (x). The relationships obtained are numerically stable for all values of n and for x < 1. Numerical results are also given.

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Author information

Authors and Affiliations

  1. Department of Physics, Faculty of Arts and Sciences, Onsekiz Mart University, Çanakkale, Turkey

    I. I. Guseinov

  2. Department of Physics, Faculty of Arts and Sciences, Gaziosmanpaşa University, Tokat, Turkey

    B. A. Mamedov

Authors
  1. I. I. Guseinov
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  2. B. A. Mamedov
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Corresponding author

Correspondence to I. I. Guseinov.

Additional information

PACS No: 31.15.+q, 31.20.Ej AMS subject classification:81-V55, 81V45

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Guseinov, I.I., Mamedov, B.A. Use of analytical relations in evaluation of exponential integral functions. J Math Chem 38, 311–314 (2005). https://doi.org/10.1007/s10910-005-5426-4

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  • DOI: https://doi.org/10.1007/s10910-005-5426-4

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