×
Compute Distance To:
Author ID: cojuhari.petru-a Recent zbMATH articles by "Cojuhari, Petru A."
Published as: Kozhukhar’, P. A.; Cojuhari, P. A.; Cojuhari, Petru; Cojuhari, Petru A.; Cojuhari, P.; Kozhukhar, P. A.
Documents Indexed: 54 Publications since 1978
Reviewing Activity: 144 Reviews
Co-Authors: 11 Co-Authors with 26 Joint Publications
164 Co-Co-Authors

Publications by Year

Citations contained in zbMATH Open

21 Publications have been cited 71 times in 55 Documents Cited by Year
Discreteness of the spectrum for some unbounded Jacobi matrices. Zbl 1211.47059
Cojuhari, Petru A.; Janas, Jan
14
2007
On lifting of operators to Hilbert spaces induced by positive selfadjoint operators. Zbl 1092.46004
Cojuhari, Petru; Gheondea, Aurelian
10
2005
On the spectrum of a class of block Jacobi matrices. Zbl 1199.47138
Cojuhari, P. A.
6
2007
On the characterization of scalar type spectral operators. Zbl 1163.47029
Cojuhari, P. A.; Gomilko, A. M.
5
2008
Closed embeddings of Hilbert spaces. Zbl 1198.46022
Cojuhari, Petru; Gheondea, Aurelian
4
2010
On the finiteness of the discrete spectrum of the Dirac operator. Zbl 1214.81090
Cojuhari, P. A.
4
2006
Estimates of the discrete spectrum of a linear operator pencil. Zbl 1117.47009
Cojuhari, P. A.
3
2007
Discrete spectrum in the gaps for perturbations of periodic Jacobi matrices. Zbl 1169.47019
Cojuhari, P. A.
3
2009
Kreĭn spaces induced by symmetric operators. Zbl 1174.47016
Cojuhari, Petru; Gheondea, Aurelian
3
2009
Estimates of the number of perturbed eigenvalues. Zbl 1020.47010
Cojuhari, P. A.
3
2000
Hochstadt inverse eigenvalue problem for Jacobi matrices. Zbl 1370.65019
Cojuhari, P. A.; Nizhnik, L. P.
3
2017
Lax-Phillips scattering theory for \(\mathcal{PT}\)-symmetric {\(\rho\)}-perturbed operators. Zbl 1276.81117
Cojuhari, Petru A.; Kuzhel, Sergii
2
2012
Unbounded Jacobi matrices with empty absolutely continuous spectrum. Zbl 1156.47033
Cojuhari, Petru; Janas, Jan
2
2008
Generalized Hardy type inequalities and some applications to spectral theory. Zbl 0943.47015
Cojuhari, P. A.
2
1997
Embeddings, operator ranges, and Dirac operators. Zbl 1298.47051
Cojuhari, Petru; Gheondea, Aurelian
1
2011
Triplets of closely embedded Dirichlet type spaces on the unit polydisc. Zbl 1305.47016
Cojuhari, Petru; Gheondea, Aurelian
1
2013
Projection-iterative methods for a class of difference equations. Zbl 1195.65071
Cojuhari, Petru A.; Nowak, Michał A.
1
2009
On the \(S\)-matrix of Schrödinger operators with non-symmetric zero-range potentials. Zbl 1294.47015
Cojuhari, P. A.; Grod, A.; Kuzhel, S.
1
2014
On the spectrum of perturbed Wiener-Hopf matrix operator. Zbl 0471.47018
Kozhukhar, P. A.
1
1981
Scattering problem for Dirac system with nonlocal potentials. Zbl 1449.47025
Cojuhari, P. A.; Nizhnik, L. P.
1
2019
On conditions for the finiteness of the discrete spectrum of the characteristic equations of the radiation transfer theory. Zbl 0552.47009
Kozhukhar’, P. A.; Fel’dman, I. A.
1
1984
Scattering problem for Dirac system with nonlocal potentials. Zbl 1449.47025
Cojuhari, P. A.; Nizhnik, L. P.
1
2019
Hochstadt inverse eigenvalue problem for Jacobi matrices. Zbl 1370.65019
Cojuhari, P. A.; Nizhnik, L. P.
3
2017
On the \(S\)-matrix of Schrödinger operators with non-symmetric zero-range potentials. Zbl 1294.47015
Cojuhari, P. A.; Grod, A.; Kuzhel, S.
1
2014
Triplets of closely embedded Dirichlet type spaces on the unit polydisc. Zbl 1305.47016
Cojuhari, Petru; Gheondea, Aurelian
1
2013
Lax-Phillips scattering theory for \(\mathcal{PT}\)-symmetric {\(\rho\)}-perturbed operators. Zbl 1276.81117
Cojuhari, Petru A.; Kuzhel, Sergii
2
2012
Embeddings, operator ranges, and Dirac operators. Zbl 1298.47051
Cojuhari, Petru; Gheondea, Aurelian
1
2011
Closed embeddings of Hilbert spaces. Zbl 1198.46022
Cojuhari, Petru; Gheondea, Aurelian
4
2010
Discrete spectrum in the gaps for perturbations of periodic Jacobi matrices. Zbl 1169.47019
Cojuhari, P. A.
3
2009
Kreĭn spaces induced by symmetric operators. Zbl 1174.47016
Cojuhari, Petru; Gheondea, Aurelian
3
2009
Projection-iterative methods for a class of difference equations. Zbl 1195.65071
Cojuhari, Petru A.; Nowak, Michał A.
1
2009
On the characterization of scalar type spectral operators. Zbl 1163.47029
Cojuhari, P. A.; Gomilko, A. M.
5
2008
Unbounded Jacobi matrices with empty absolutely continuous spectrum. Zbl 1156.47033
Cojuhari, Petru; Janas, Jan
2
2008
Discreteness of the spectrum for some unbounded Jacobi matrices. Zbl 1211.47059
Cojuhari, Petru A.; Janas, Jan
14
2007
On the spectrum of a class of block Jacobi matrices. Zbl 1199.47138
Cojuhari, P. A.
6
2007
Estimates of the discrete spectrum of a linear operator pencil. Zbl 1117.47009
Cojuhari, P. A.
3
2007
On the finiteness of the discrete spectrum of the Dirac operator. Zbl 1214.81090
Cojuhari, P. A.
4
2006
On lifting of operators to Hilbert spaces induced by positive selfadjoint operators. Zbl 1092.46004
Cojuhari, Petru; Gheondea, Aurelian
10
2005
Estimates of the number of perturbed eigenvalues. Zbl 1020.47010
Cojuhari, P. A.
3
2000
Generalized Hardy type inequalities and some applications to spectral theory. Zbl 0943.47015
Cojuhari, P. A.
2
1997
On conditions for the finiteness of the discrete spectrum of the characteristic equations of the radiation transfer theory. Zbl 0552.47009
Kozhukhar’, P. A.; Fel’dman, I. A.
1
1984
On the spectrum of perturbed Wiener-Hopf matrix operator. Zbl 0471.47018
Kozhukhar, P. A.
1
1981

Citations by Year