Abstract
Clearly, the only holomorphic eta product of weight k for the full modular group is η 2k(z). Lacunary powers of the eta function have been studied by Serre [Glasgow Math. J. 27, 203–221, 1985] exhaustively. Here we will present theta series representations for some modular forms on the full modular group, including Serre’s results on powers of η(z).
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References
J.-P. Serre, Sur la lacunarité des puissances de η, Glasg. Math. J. 27 (1985), 203–221.
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© 2011 Springer-Verlag Berlin Heidelberg
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Köhler, G. (2011). Level 1: The Full Modular Group. In: Eta Products and Theta Series Identities. Springer Monographs in Mathematics. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-16152-0_9
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DOI: https://doi.org/10.1007/978-3-642-16152-0_9
Publisher Name: Springer, Berlin, Heidelberg
Print ISBN: 978-3-642-16151-3
Online ISBN: 978-3-642-16152-0
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