A geometric approach for convexity in some variational problem in the Gauss space
Topological components of spaces of representations.
The symplectic geometry of affine connenctions on surfaces.
The deformation theory of representations of fundamental groups of compact Kähler manifolds
The modular group action on real characters of a one-holed torus.
The topology of the relative character varieties of a quadruply-punctured sphere.
Crooked planes.
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