• 제목/요약/키워드: basic bilateral hypergeometric series

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ON FOUR NEW MOCK THETA FUNCTIONS

  • Hu, QiuXia
    • 대한수학회보
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    • 제57권2호
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    • pp.345-354
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    • 2020
  • In this paper, we first give some representations for four new mock theta functions defined by Andrews [1] and Bringmann, Hikami and Lovejoy [5] using divisor sums. Then, some transformation and summation formulae for these functions and corresponding bilateral series are derived as special cases of 2𝜓2 series $${\sum\limits_{n=-{{\infty}}}^{{\infty}}}{\frac{(a,c;q)_n}{(b,d;q)_n}}z^n$$ and Ramanujan's sum $${\sum\limits_{n=-{{\infty}}}^{{\infty}}}{\frac{(a;q)_n}{(b;q)_n}}z^n$$.