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

  • Perch MelikAdamyan Institute of Mechanics of NAS Armenia

Abstract

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.

Published
2017-12-26
How to Cite
MelikAdamyan, P. (2017). On Characteristic Function of a Contraction, Its Model and Function of Strauss. Armenian Journal of Mathematics, 9(2), 93-101. Retrieved from http://armjmath.sci.am/index.php/ajm/article/view/151
Section
Articles