Graphs of $C^{\ast }$-correspondences and Fell bundles

Valentin Deaconu, Alex Kumjian, David Pask +1

We define the notion of a $\Lambda$-system of $C^{\ast }$-correspondences associated to a higher-rank graph $\Lambda$. Roughly speaking, such a system assigns to each vertex of $\Lambda$ a $C^{\ast }$-algebra,…