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4 research outputs found

Lax-Phillips scattering theory for PT-symmetric \rho-perturbed operators

Author: Akhiezer N. I.
Kuzhel S.
Kuzhel S.
Lax P.
Naimark M. A.
Petru A. Cojuhari
Sergii Kuzhel
Shtraus A. V.
Publication venue: 'AIP Publishing'
Publication date: 22/06/2012
Field of study

The S-matrices corresponding to PT-symmetric \rho-perturbed operators are defined and calculated by means of an approach based on an operator-theoretical interpretation of the Lax-Phillips scattering theory

arXiv.org e-Print Archive

Discreteness of the spectrum for some unbounded Jacobi matrices

Author: Cojuhari Petru A.
Janas Jan
Publication venue
Publication date: 01/01/2007
Field of study

University of Szeged

Projection-Iterative Methods for a Class of Difference Equations

Author: Michał A. Nowak
Petru A. Cojuhari
Publication venue: 'Springer Science and Business Media LLC'
Publication date
Field of study

Triplets of Closely Embedded Dirichlet Type Spaces on the Unit Polydisc

Author: A Aleman
Aurelian Gheondea
D Jupiter
F Beatrous
GD Taylor
GH Hardy
HK Kaptanoğlu
IM Gelfand
L Schwartz
L Schwartz
M Gadella
MS Birman
N Arcozzi
N Aronszajn
P Duren
PA Cojuhari
Petru Cojuhari
S Khrushchev
T Kato
W Rudin
Publication venue: 'Springer Science and Business Media LLC'
Publication date
Field of study

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