Contraction operators, defect functions, and scattering theory

DOI10.1007/BF02487315zbMath0887.47012MaRDI QIDQ3364837

S. S. Boiko, V. K. Dubovoi, Bernd Kirstein, Bernd Fritzsche

Publication date: 1997

Published in: Ukrainian Mathematical Journal (Search for Journal in Brave)

zbMATH Keywords

scattering matrixadjoint operatoropen systemunilateral shiftchannelsunitary colligationcontraction operators

Mathematics Subject Classification ID

Operator-theoretic methods (93B28) Linear operators on special spaces (weighted shifts, operators on sequence spaces, etc.) (47B37) General systems theory (93A99) Scattering theory of linear operators (47A40) Operator colligations (= nodes), vessels, linear systems, characteristic functions, realizations, etc. (47A48)

Related Items (2)

Regular Extensions and Defect Functions of Contractive Measurable Operator-Valued Functions ⋮ On some relations between accretive, positive, and pseudocontractive operators and passivity results in Hilbert spaces and nonlinear dynamic systems

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