English

Some extensions of Ramanujan's 1-psi-1 summation formula

Classical Analysis and ODEs 2012-05-01 v1

Abstract

We have found several summation formulas that extend Ramanujan's psi sum. First contains a parameter α=1/N\alpha=1/N, NN is a positive integer, and transforms to qq-beta integral in the limit NN\to\infty. The other is a qq-analogue of generalized binomial theorem, expansion of (1+t)a(1+t)^a in powers of tαt^\alpha, 0<α10<\alpha\leq 1, and it expresses the sum of a certain series in terms of a bibasic integral.

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Cite

@article{arxiv.1204.6569,
  title  = {Some extensions of Ramanujan's 1-psi-1 summation formula},
  author = {N. M. Vildanov},
  journal= {arXiv preprint arXiv:1204.6569},
  year   = {2012}
}

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14 pages