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math.OA2026
A universal coefficient theorem for actions of finite cyclic groups of square-free order on C*-algebras
Ralf Meyer, George Nadareishvili
We prove a Universal Coefficient Theorem for objects in the bootstrap class in the equivariant Kasparov category for a finite cyclic group of square-free order.
math.OA2026
A universal property for groupoid C*-algebras. II. Fell bundles
Alcides Buss, Rohit Holkar, Ralf Meyer
We define possibly unsaturated, upper semicontinuous Fell bundles over Hausdorff, locally compact groupoids and establish a universal property for representations of their full sec…