English

The Structure of Ulrich ideals in hypersurfaces

Commutative Algebra 2020-06-04 v2

Abstract

This paper studies Ulrich ideals in hypersurface rings. A characterization of Ulrich ideals is given. Using the characterization, we construct a minimal free resolution of an Ulrich ideal concretely. We also explore Ulrich ideals in a hypersurface ring of the form R = k[[X, Y]]/(f).

Keywords

Cite

@article{arxiv.1905.02048,
  title  = {The Structure of Ulrich ideals in hypersurfaces},
  author = {Ryotaro Isobe},
  journal= {arXiv preprint arXiv:1905.02048},
  year   = {2020}
}