This paper proposes a natural matrix extension of the classical theory of orthogonal polynomials on the unit circle introduced by Szego. As a result, orthogonal polynomial matrices appear to be a unifying concept in various mathematical aspects of circuit and system theory.
No takes yet. Share an insight, caveat, or question.
Delsarte et al. (1978) studied this question.
Synapse has enriched one closely related paper. Consider it for comparative context: