Abstract
We show that the representation variety for the surface group in characteristic zero is (absolutely) irreducible and rational over ℚ.
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This work was supported in part by the International Science Foundation (Grant No. MWQ000).
Visiting the University of Michigan (Ann Arbor, MI 48109, USA) in 1992–94.
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Rapinchuk, A.S., Benyash-Krivetz, V.V. & Chernousov, V.I. Representation varieties of the fundamental groups of compact orientable surfaces. Israel J. Math. 93, 29–71 (1996). https://doi.org/10.1007/BF02761093
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DOI: https://doi.org/10.1007/BF02761093