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Mbekhta, Mostafá Autor

Distance formulas for generalized spectrum and semi-fredholm spectrum

  • Mbekhta, M

JOURNAL OF FUNCTIONAL ANALYSIS - 1/10/2002

10.1006/jfan.2002.3969 Ver en origen

Número de citas: 2 (Web of Science)
  • Cuartil SJR: Q1
  • Categorías SJR: Analysis (Q1)
Open Access

Evaluation points for cyclic operators having the Bishop property(B)

  • Mbekhta, M
  • Zerouali, H

JOURNAL OF FUNCTIONAL ANALYSIS - 10/01/2004

10.1016/s0022-1236(03)00127-7 Ver en origen

Número de citas: 4 (Web of Science) 3 (Scopus)
  • Cuartil SJR: Q1
  • CiteScore: 2,8 (2020)
  • SJR: 2,261 (2004)
  • SNIP: 1,551 (2004)
  • Categorías SJR: Analysis (Q1)

Fonctions perturbation et formules du rayon spectral essentiel et de distance au spectre essentiel

  • Mbekhta M.

Journal of Operator Theory - 1/12/2004

Número de citas: 2 (Scopus)
  • Cuartil SJR: Q1
  • CiteScore: 1,3 (2020)
  • SJR: 1,282 (2004)
  • SNIP: 1,163 (2004)
  • Categorías SJR: Algebra and Number Theory (Q1)

Perturbation functions and formulas of the essential spectral radius and for distance to the essential spectrum

  • Mbekhta, M

JOURNAL OF OPERATOR THEORY - 12/2004

Número de citas: 3 (Web of Science)
  • Cuartil SJR: Q1
  • Categorías SJR: Algebra and Number Theory (Q1)

On the geometry of generalized inverses

  • Andruchow, E
  • Corach, G
  • Mbekhta, M

MATHEMATISCHE NACHRICHTEN - 22/6/2005

10.1002/mana.200310270 Ver en origen

Número de citas: 15 (Web of Science) 13 (Scopus)
  • Cuartil SJR: Q2
  • CiteScore: 1,9 (2020)
  • SJR: 0,964 (2005)
  • SNIP: 1,163 (2005)
  • Categorías SJR: Mathematics (miscellaneous) (Q2)

Operators similar to partial isometries

  • Badea, C.
  • Mbekhta, M.

ACTA SCIENTIARUM MATHEMATICARUM - 2005

Número de citas: 16 (Web of Science)

Linear maps preserving generalized invertibility

  • Mbekhta, Mostafa
  • Rodman, Leiba
  • Semrl, Peter

INTEGRAL EQUATIONS AND OPERATOR THEORY - 1/05/2006

10.1007/s00020-006-1421-9 Ver en origen

Número de citas: 23 (Web of Science) 19 (Scopus)
  • Cuartil SJR: Q2
  • CiteScore: 1,8 (2020)
  • SJR: 0,859 (2006)
  • SNIP: 0,962 (2006)
  • Categorías SJR: Algebra and Number Theory (Q2); Analysis (Q2)

The descent spectrum and perturbations

  • Burgos, M.
  • Kaidi, A.
  • Mbekhta, M.
  • Oudghiri, M.

Journal of Operator Theory - 1/09/2006

Número de citas: 33 (Web of Science) 34 (Scopus)
  • Cuartil JCR: Q2 (2006)
  • Cuartil SJR: Q2
  • Factor Impacto JCR: 0,527 (2022)
  • Impacto Normalizado por Categoría: 2,498 (2006)
  • CiteScore: 1,3 (2020)
  • SJR: 0,989 (2006)
  • SNIP: 0,714 (2006)
  • Categorías SJR: Algebra and Number Theory (Q2)

On the commutant and orbits of conjugation

  • Drissi, D
  • Mbekhta, M

PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY - 1/4/2006

10.1090/s0002-9939-05-08047-0 Ver en origen

Número de citas: 6 (Web of Science) 5 (Scopus)
  • Cuartil SJR: Q1
  • CiteScore: 1,7 (2020)
  • SJR: 1,105 (2006)
  • SNIP: 1,13 (2006)
  • Categorías SJR: Applied Mathematics (Q1); Mathematics (miscellaneous) (Q1)

Linear maps preserving the set of Fredholm operators

  • Mbekhta, Mostafa

PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY - 1/11/2007

10.1090/s0002-9939-07-08874-0 Ver en origen

Número de citas: 25 (Web of Science) 18 (Scopus)
  • Cuartil SJR: Q2
  • CiteScore: 1,7 (2020)
  • SJR: 0,932 (2007)
  • SNIP: 1,093 (2007)
  • Categorías SJR: Applied Mathematics (Q2); Mathematics (miscellaneous) (Q2)

Commuting maps with the mean transform

  • Chabbabi F.
  • Mbekhta M.

Contemporary Mathematics - 1/1/2019

10.1090/conm/737/14858

Número de citas:
  • CiteScore: 0,8 (2020)
  • Categorías SJR: Mathematics (miscellaneous)

On Wold Type Decomposition for Closed Range Operators

  • Ezzahraoui H.
  • Mbekhta M.
  • Zerouali E.H.

Trends in Mathematics - 1/1/2022

10.1007/978-3-031-02104-6_12

Número de citas:
  • CiteScore: 0,5 (2021)
  • SJR: 0,217 (2021)
  • SNIP: 0,179 (2021)

The connected components of the idempotents in the Calkin algebra, and their liftings

  • Aupetit, B
  • Makai, E
  • Mbekhta, M
  • Zemanek, J
  • Chidami, M
  • Curto, R
  • Vasilescu, FH
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OPERATOR THEORY AND BANACH ALGEBRAS - 2003

Número de citas: 1 (Web of Science)

A spectral approach to the Kaplansky problem

  • Mbekhta, Mostafa
  • Arendt, W

PERSPECTIVES IN OPERATOR THEORY - 2007

10.4064/bc75-0-21 Ver en origen

Número de citas: 2 (Web of Science)

Quasi-nilpotent and compact

  • Mbekhta, Mostafa
  • Arendt, W

PERSPECTIVES IN OPERATOR THEORY - 2007

10.4064/bc75-0-20 Ver en origen

A survey on linear (additive) preserver problems

  • Mbekhta, Mostafa
  • PerezFernandez, FJ
  • RamblaBarreno, F

PROCEEDINGS OF THE FOURTH INTERNATIONAL SCHOOL - ADVANCED COURSES OF MATHEMATICAL ANALYSIS IV - 2012

Número de citas: 6 (Web of Science)

Polar decomposition, aluthge and mean transforms

  • Chabbabi F.
  • Mbekhta M.

Contemporary Mathematics - 1/1/2020

10.1090/conm/750/15105

Número de citas: 2 (Scopus)
  • CiteScore: 0,8 (2020)
  • SJR: 0,106 (2020)

Este autor no tiene patentes.

Open Access

Corrigendum to “Jordan product maps commuting with the λ-Aluthge transform” [J. Math. Anal. Appl. 450 (2017) 293–313] (Jordan product maps commuting with the λ-Aluthge transform (2017) 450(1) (293–313), (S0022247X17300586), (10.1016/j.jmaa.2017.01.036))

  • Chabbabi F.
  • Mbekhta M.

JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS - 1/7/2022

10.1016/j.jmaa.2022.126029

Número de citas:
  • Factor Impacto JCR: 1,3 (2022)
  • CiteScore: 2,6 (2021)
  • SJR: 0,859 (2021)
  • SNIP: 1,262 (2021)
  • Impacto JCR a 5 años: 1,3
  • Categorías JCR: MATHEMATICS

Scopus: 11

Web of Science: 16

Scopus: 16

Web of Science: 26

Última actualización de los datos: 18/05/24 8:11
Próxima recolección programada: 25/05/24 3:00