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Normalization of monomial ideals and Hilbert functions

Author: Rafael H. Villarreal
Journal: Proc. Amer. Math. Soc. 136 (2008), 1933-1943
MSC (2000): Primary 13B22; Secondary 13D40, 13F20
Published electronically: February 19, 2008
MathSciNet review: 2383499
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Abstract: We study the normalization of a monomial ideal, and show how to compute its Hilbert function (using Ehrhart polynomials) if the ideal is zero dimensional. A positive lower bound for the second coefficient of the Hilbert polynomial is shown.

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Additional Information

Rafael H. Villarreal
Affiliation: Departamento de Matemáticas, Centro de Investigación y de Estudios Avanzados del IPN, Apartado Postal 14–740, 07000 México City, D.F., Mexico

Keywords: Normalization, Hilbert polynomial, monomial ideal, Rees algebra
Received by editor(s): September 15, 2005
Received by editor(s) in revised form: January 7, 2007
Published electronically: February 19, 2008
Additional Notes: This work was partially supported by CONACyT grant 49251-F and SNI, México
Communicated by: Bernd Ulrich
Article copyright: © Copyright 2008 American Mathematical Society

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