Stanley's theorem on codimension 3 Gorenstein $h$-vectors
Commutative Algebra
2007-05-23 v2
Abstract
In this note we supply an elementary proof of the following well-known theorem of R. Stanley: the -vectors of Gorenstein algebras of codimension 3 are SI-sequences, i.e. are symmetric and the first difference of their first half is an -sequence.
Cite
@article{arxiv.math/0411231,
title = {Stanley's theorem on codimension 3 Gorenstein $h$-vectors},
author = {Fabrizio Zanello},
journal= {arXiv preprint arXiv:math/0411231},
year = {2007}
}
Comments
6 pages. Proc. of the A.M.S., to appear