Isomorphism of two functional models of operators of the class $C_0$

L. B. Golinskii

Kharkiv State University

Abstract: A theorem is proved, from which follows an explicit expression for an operator, transforming the well-known Nagy-Foias functional model for a contraction of the class $C_0$ into a Livshitz–Polyatskii type model.

UDC: 517.4

Received: 06.09.1976

 English version: Mathematical Notes, 1978, 23:6, 473–478

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