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Mbekhta, Mostafá Autor

Open Access

Maps preserving matrices of local reduced minimum modulus zero at a fixed vector

  • Bourhim A.
  • Mabrouk M.
  • Mbekhta M.

Linear Algebra and Its Applications - 1/1/2024

10.1016/j.laa.2023.09.022

Número de citas:
  • CiteScore: 2,2 (2023)
  • SJR: 0,837 (2023)
  • SNIP: 1,345 (2023)

Unitary equivalence and reduced minimum modulus preservers

  • Bourhim A.
  • Mbekhta M.

Acta Scientiarum Mathematicarum - 1/1/2024

10.1007/s44146-024-00158-2

Número de citas:
  • CiteScore: 1 (2023)
  • SJR: 0,339 (2023)
  • SNIP: 0,727 (2023)
Open Access

Maps preserving the local reduced minimum modulus

  • Bourhim A.
  • Mbekhta M.

JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS - 1/12/2023

10.1016/j.jmaa.2023.127512

Número de citas: 1 (Scopus)
  • Factor Impacto JCR: 1,2 (2023)
  • CiteScore: 2,5 (2022)
  • SJR: 0,833 (2022)
  • SNIP: 1,256 (2022)
  • Impacto JCR a 5 años: 1,3
  • Categorías JCR: MATHEMATICS

The local reduced minimum modulus on a Hilbert space

  • Mbekhta M.

Acta Scientiarum Mathematicarum - 1/1/2023

10.1007/s44146-023-00060-3

Número de citas: 2 (Scopus)
  • CiteScore: 0,8 (2022)
  • SJR: 0,305 (2022)
  • SNIP: 0,791 (2022)

Representation and approximation of the polar factor of an operator on a Hilbert space

  • Mbekhta M.

Discrete and Continuous Dynamical Systems-Series S - 1/8/2021

10.3934/dcdss.2020463

Número de citas:
  • Factor Impacto JCR: 1,865 (2021)
  • CiteScore: 3,1 (2020)
  • SJR: 0,481 (2020)
  • SNIP: 1,125 (2020)
  • Impacto JCR a 5 años: 1,622
  • Categorías JCR: MATHEMATICS, APPLIED
Open Access

Approximation of the polar factor of an operator acting on a Hilbert space

  • Mbekhta M.

Journal of Mathematical Analysis and Applications - 1/7/2020

10.1016/j.jmaa.2020.123954

Número de citas: 2 (Scopus)
  • Cuartil SJR: Q2
  • Factor Impacto JCR: 1,583 (2020)
  • CiteScore: 2,5 (2020)
  • SJR: 0,951 (2020)
  • SNIP: 1,323 (2020)
  • Impacto JCR a 5 años: 1,527
  • Categorías JCR: MATHEMATICS
  • Categorías SJR: Analysis (Q2); Applied Mathematics (Q2)
Open Access

Characterizations of Jordan *-isomorphisms of C*-algebras by weighted geometric mean related operations and quantities

  • Chabbabi F.
  • Mbekhta M.
  • Molnár L.

Linear Algebra and Its Applications - 1/3/2020

10.1016/j.laa.2019.11.024

Número de citas: 3 (Scopus)
  • Cuartil SJR: Q1
  • Factor Impacto JCR: 1,401 (2020)
  • CiteScore: 2,1 (2020)
  • SJR: 0,951 (2020)
  • SNIP: 1,544 (2020)
  • Impacto JCR a 5 años: 1,392
  • Categorías JCR: MATHEMATICS, APPLIED
  • Categorías SJR: Algebra and Number Theory (Q1); Geometry and Topology (Q1); Discrete Mathematics and Combinatorics (Q2); Numerical Analysis (Q2)

THE MEAN TRANSFORM AND THE MEAN LIMIT OF AN OPERATOR

  • Chabbabi, Fadil
  • Curto, Raul E.
  • Mbekhta, Mostafa

PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY - 1/3/2019

10.1090/proc/14277 Ver en origen

Número de citas: 9 (Web of Science) 4 (Scopus)
  • Cuartil SJR: Q1
  • Factor Impacto JCR: 0,927 (2019)
  • CiteScore: 1,7 (2020)
  • SJR: 0,957 (2019)
  • SNIP: 1,098 (2019)
  • Impacto JCR a 5 años: 0,829
  • Categorías JCR: MATHEMATICS
  • Categorías SJR: Applied Mathematics (Q1); Mathematics (miscellaneous) (Q1)

Nonlinear maps commuting with the ?-Aluthge transform under (n,m)–Jordan-triple product

  • Chabbabi F.
  • Mbekhta M.

LINEAR and MULTILINEAR ALGEBRA - 2/12/2019

10.1080/03081087.2018.1492514

Número de citas: 1 (Scopus)
  • Cuartil SJR: Q2
  • Factor Impacto JCR: 1,112 (2019)
  • CiteScore: 2,3 (2020)
  • SJR: 0,715 (2019)
  • SNIP: 1,277 (2019)
  • Impacto JCR a 5 años: 1,083
  • Categorías JCR: MATHEMATICS
  • Categorías SJR: Algebra and Number Theory (Q2)

On the structure of ideals and multipliers: A unified approach

  • Mbekhta M.
  • Neufang M.

PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY - 1/1/2019

10.1090/proc/14676

Número de citas:
  • Cuartil SJR: Q1
  • Factor Impacto JCR: 0,927 (2019)
  • CiteScore: 1,7 (2020)
  • SJR: 0,957 (2019)
  • SNIP: 1,098 (2019)
  • Impacto JCR a 5 años: 0,829
  • Categorías JCR: MATHEMATICS
  • Categorías SJR: Applied Mathematics (Q1); Mathematics (miscellaneous) (Q1)

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)

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)

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)

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: 7 (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

Número de citas:

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)

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: 17

Scopus: 16

Web of Science: 28

Última actualización de los datos: 21/12/24 8:03
Próxima recolección programada: 28/12/24 3:00