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Tau Function and Moduli of Meromorphic Quadratic Differentials
Dmitry Korotkinab, Peter Zografac a Euler International Mathematical Institute, Pesochnaja nab. 10,
Saint Petersburg, 197022 Russia
b Department of Mathematics and Statistics, Concordia University,
1455 de Maisonneuve West, Montreal, H3G 1M8 Quebec, Canada
c Chebyshev Laboratory, St. Petersburg State University, 14th Line V.O. 29, Saint Petersburg, 199178 Russia
Abstract:
The Bergman tau functions are applied to the study of the Picard group of moduli spaces of quadratic differentials with at most $n$ simple poles on genus $g$ complex algebraic curves. This generalizes our previous results on moduli spaces of holomorphic quadratic differentials.
Keywords:
quadratic differentials, tau function, moduli spaces.
Received: August 9, 2021; in final form December 28, 2021; Published online January 3, 2022
Citation:
Dmitry Korotkin, Peter Zograf, “Tau Function and Moduli of Meromorphic Quadratic Differentials”, SIGMA, 18 (2022), 001, 10 pp.
Linking options:
https://www.mathnet.ru/eng/sigma1796 https://www.mathnet.ru/eng/sigma/v18/p1
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