An identity for $(-q^{5};\,q^{10})_{\infty}$
General Mathematics
2021-11-24 v1
Authors:
Sumit Kumar Jha
Abstract
We prove that n=0∏∞(1+q10n+5)=4∑n≥0(−q)2n(n+1)sin{10(2n+1)3π}∑n≥0(−q)2n(n+1)sin{10(2n+1)π}∑n=−∞∞qn2∑n=−∞∞(−1)n(−q)n(3n−1)/2∣q∣<1 using identities due to Ramanujan.
Cite
@article{arxiv.2111.11857,
title = {An identity for $(-q^{5};\,q^{10})_{\infty}$},
author = {Sumit Kumar Jha},
journal= {arXiv preprint arXiv:2111.11857},
year = {2021}
}
Comments
3 pages
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