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Canonical Thurston obstructions for sub-hyperbolic semi-rational branched coverings
2013
Conformal Geometry and Dynamics
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We prove that the canonical Thurston obstruction for a sub-hyperbolic semi-rational branched covering exists if the branched covering is not CLH-equivalent to a rational map.
doi:10.1090/s1088-4173-2013-00250-6
fatcat:kspzkfyaxbh4zl6pfhm3mufhle