Operator realizations of non-commutative analytic functions

Méric L. Augat, Robert T. W. Martin, Eli Shamovich

A realization is a triple, $(A,b,c)$, consisting of a $d-$tuple, $A=(A{=}_1,\cdots ,A_d)$, $d\in \mathbb{N}$, of bounded linear operators on a separable, complex Hilbert space, $…