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math.RA2023★ 1 cited
Williams' Conjecture holds for meteor graphs
L. G. Cordeiro, E. Gillaspy, D. Goncalves +1
A meteor graph is a connected graph with no sources and sinks consisting of two disjoint cycles and the paths connecting these cycles. We prove that two meteor graphs are shift equ…
math.RA2013★ 12 cited
Simplicity of partial skew group rings of abelian groups
Daniel Gonçalves
Let $\A$ be a ring with local units, $\E$ a set of local units for $\A$, $\G$ an abelian group and a partial action of $\G$ by ideals of $\A$ that contain local units and such…