37 citations · 69 across the 13 of their papers we have counts for
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math.CO2013
Small clique number graphs with three trivial critical ideals
Carlos A. Alfaro, Carlos E. Valencia
The critical ideals of a graph are the determinantal ideals of the generalized Laplacian matrix associated to a graph. In this article we provide a set of minimal forbidden graphs…
math.CO2013★ 24 cited
Graphs with two trivial critical ideals
Carlos A. Alfaro, Carlos E. Valencia
The critical ideals of a graph are the determinantal ideals of the generalized Laplacian matrix associated to a graph. A basic property of the critical ideals of graphs asserts tha…