On Characteristic Function of a Contraction, Its Model and Function of Strauss

Author(s)

On Characteristic Function of a Contraction, Its Model and Function of Strauss Perch MelikAdamyan

It is shown that Nagy-Foias characteristic function of a completely nonunitary contraction and a variant of its functional model can be presented by means of projection-valued analytic operator function, arising in the presentation theory of A.V.~Strauss.

DOI: https://armjmath.sci.am/index.php/ajm/article/view/151 Armenian Journal of Mathematics, 9(2) 93-100

Download PDF

Keywords

characteristic function of a contraction, functional model,projection-valued function of Strauss, reproducing kernel

Check for updates

Share

Contact admin with any questions, comments or concerns

[email protected]