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math.CO2011★ 31 cited
On some fundamental results about higher-rank graphs and their C*-algebras
Robert Hazlewood, Iain Raeburn, Aidan Sims +1
Results of Fowler and Sims show that every k-graph is completely determined by its k-coloured skeleton and collection of commuting squares. Here we give an explicit description of…
math.CO2004★ 17 cited
Fundamental groupoids of k-graphs
David Pask, John Quigg, Iain Raeburn
k-graphs are higher-rank analogues of directed graphs which were first developed to provide combinatorial models for operator algebras of Cuntz-Krieger type. Here we develop a theo…