<p>In this paper, we deduce a summation transformation formula for Gaussian hypergeometric series. Using this, we express certain twisted Kloosterman sheaf sums in terms of special values of Gaussian hypergeometric series. This generalizes a result of Dummit et al. related to a conjecture of Evans.</p>

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A summation transformation formula for Gaussian hypergeometric series and twisted Kloosterman sheaf sums

  • Gautam Kalita,
  • Shaik Azharuddin,
  • Fahim Sayed

摘要

In this paper, we deduce a summation transformation formula for Gaussian hypergeometric series. Using this, we express certain twisted Kloosterman sheaf sums in terms of special values of Gaussian hypergeometric series. This generalizes a result of Dummit et al. related to a conjecture of Evans.