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Abstract: We study local homeomorphisms from a punctured surface to the full surface. We prove that under certain assumptions the surface is a torus and the map coincides with a self-covering of the torus outside a neighborhood of the puncture.
Thesis (Ph.D.)--Tufts University, 2016.
Submitted to the Dept. of Mathematics.
Advisor: Boris Hasselblatt.
Committee: K... read more