3 problems

Let $\mathcal{B}$ be a Fell bundle, and let $C^*_{\mathrm{r}}(\mathcal{B})$ denote its reduced cross-sectional $C^*$-algebra. Araújo–Exel–Katsura's conjecture. Nuclearity of…

Let $\pi:E\to G$ be a continuous second countable saturated Fell bundle over a non-compact groupoid $G$, and let $C_r^*(G,E)$ denote its reduced C-algebra. A completion of the asso…

Let $E$ be a directed graph, let $C^*(E)$ be its graph $C^*$-algebra, and let $\mathcal B=\{B_n\}_{n\in\mathbb Z}$ be the associated Fell bundle, with unit fibre $B_e$. A projectio…