Quasihomogeneity of curves and the jacobian endomorphism ring

@inproceedings{Granger2016QuasihomogeneityOC,
  title={Quasihomogeneity of curves and the jacobian endomorphism ring},
  author={Michel Granger and Mathias Schulze},
  year={2016}
}
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.