3 papers
math.AG2025
Relative Dolbeault Geometric Langlands via the Regular Quotient
Thomas Hameister, Zhilin Luo, Benedict Morrissey
Let be an affine homogeneous spherical variety with abelian regular centralizer and no type N roots. In this paper, we formulate a relative geometric Langlands conjecture…
math.AG2025
The Hitchin Fibration for Symmetric Pairs
Thomas Hameister, Benedict Morrissey
We introduce and describe the "regular quotient" for the Hitchin fibration for symmetric spaces and explain some basic consequences for Higgs bundles. We include an invariant theor…
math.AG2024
The companion section for classical groups
Thomas Hameister, Ngo Bao Chau
We use the companion matrix construction for to build canonical sections of the Chevalley map for classical groups as w…