A matrix version of a higher-order Szeg{\"o} theorem
Probability
2020-07-13 v2 Spectral Theory
Abstract
We extend a higher-order sum rule proved by B. Simon to matrix valued measures on the unit circle and their matrix Verblunsky coefficients.
Cite
@article{arxiv.2006.03336,
title = {A matrix version of a higher-order Szeg{\"o} theorem},
author = {Alain Rouault},
journal= {arXiv preprint arXiv:2006.03336},
year = {2020}
}