Critical groups of iterated cones
Combinatorics
2019-01-11 v2
Abstract
Let G be a finite graph, and let G_n be the n-th iterated cone over G. We study the structure of the critical group of G_n arising in divisor and sandpile theory.
Cite
@article{arxiv.1809.07379,
title = {Critical groups of iterated cones},
author = {Gopal Goel and David Perkinson},
journal= {arXiv preprint arXiv:1809.07379},
year = {2019}
}
Comments
4 pages; to appear in Linear Algebra and its Applications; an example is added in version 2