2 papers
math.OA2022
Parseval Frames from Compressions of Cuntz Algebras
Nicholas Christoffersen, Dorin Ervin Dutkay, Gabriel Picioroaga +1
A row co-isometry is a family of operators on a Hilbert space, subject to the relation As shown in \cite{BJK00}, row co-isometri…
math.OA2020
Representations of Cuntz algebras associated to random walks on graphs
Dorin Ervin Dutkay, Nicholas Christoffersen
Motivated by the harmonic analysis of self-affine measures, we introduce a class of representations of the Cuntz algebra associated to random walks on graphs. The representations a…