Moment infinitely divisible weighted shifts

Chafiq Benhida, Raul E. Curto, George R. Exner

We say that a weighted shift $W_{\alpha }$ with (positive) weight sequence $\alpha :{\alpha }_0,{\alpha }_1,\dots$ is {\it moment infinitely divisible} (MID) if, for every $t>0$, the shift with weight seq…