Castelnuovo–Mumford Regularity and Arithmetic Cohen–Macaulayness of Complete Bipartite Subspace Arrangements

Authors

Zach Teitler, Boise State UniversityFollow
Douglas A. Torrence, University of Idaho

Document Type

Article

Publication Date

6-2015

Abstract

We give the Castelnuovo–Mumford regularity of arrangements of (n−2)-planes in Pⁿ whose incidence graph is a sufficiently large complete bipartite graph, and determine when such arrangements are arithmetically Cohen–Macaulay.

Copyright Statement

This is an author-produced, peer-reviewed version of this article. The final, definitive version of this document can be found online at Journal of Pure and Applied Algebra, published by Elsevier. Copyright restrictions may apply. doi: 10.1016/j.jpaa.2014.07.027

Publication Information

Teitler, Zach and Torrence, Douglas A.. (2015). "Castelnuovo–Mumford Regularity and Arithmetic Cohen–Macaulayness of Complete Bipartite Subspace Arrangements". Journal of Pure and Applied Algebra, 219(6), 2134-2138. https://doi.org/10.1016/j.jpaa.2014.07.027