Deformations of maximal representations in Sp(4,R)
Bradlow, Steven B. · Garcia-Prada, Oscar · Gothen, Peter B.
Original · EN
We use Higgs bundles to answer the following question: When can a maximal Sp(4,R)-representation of a surface group be deformed to a representation which factors through a proper reductive subgroup of Sp(4,R)?
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