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math.AG2026
Reversible Higgs Bundles
Krishnendu Gongopadhyay, Tathagata Nayak
We study reversible Higgs bundles on a compact Riemann surface of genus , that is, -Higgs bundles with . For a complex reductive group …
math.AG2016★ 6 cited
Invariants of pairs in SL(4,C) and SU(3,1)
Krishnendu Gongopadhyay, Sean Lawton
We describe a minimal global coordinate system of order 30 on the SL(4,C)-character variety of a rank 2 free group. Using symmetry within this system, we obtain a smaller collectio…