Quasihomogeneity of curves and the Jacobian endomorphism ring
classification
🧮 math.AG
math.AC
keywords
criterioncurvesgivequasihomogeneityalgorithmcompleteendomorphismfirst
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We give a quasihomogeneity criterion for Gorenstein curves. For complete intersections, it is related to the first step of Vasconcelos' normalization algorithm. In the process, we give a simplified proof of the Kunz-Ruppert criterion.
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