El Moctar Ould Beiba

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All published works

Action	Title	Year	Authors
+	Classes of operators related to <i>m</i> -hypercontractive and <i>m</i> -hyperexpansive Hilbert space operators	2022	Sid Ahmed Ould Ahmed Mahmoud El Moctar Ould Beiba Fei Zuo
+ PDF Chat	Structure of<math xmlns="http://www.w3.org/1998/Math/MathML" id="M1"><mi>k</mi></math>-Quasi-<math xmlns="http://www.w3.org/1998/Math/MathML" id="M2"><mfenced open="(" close=")" separators="\|"><mrow><mi>m</mi><mo>,</mo><mi>n</mi></mrow></mfenced></math>-Isosymmetric Operators	2022	Sid Ahmed Ould Ahmed Mahmoud El Moctar Ould Beiba Sidi Hamidou Jah M. Sidi
+	On joint posinormality of operators	2021	El Moctar Ould Beiba Sid Ahmed Ould Ahmed Mahmoud
+ PDF Chat	n -power-Posinormal Operators	2021	El Moctar Ould Beiba
+	$$(n_1,\ldots ,n_p)$$-quasi-m-isometric commuting tuple of operators on a Hilbert space	2020	Muneo Chō El Moctar Ould Beiba Sid Ahmed Ould Ahmed Mahmoud
+	NOTE ON COEFFICIENTS FOR THE CLASS $U(\lambda)$	2020	El Moctar Ould Beiba
+ PDF Chat	Nonlinear (m, p)-Isometric And (2, p)-Concave Mappings on Complex Normed Spaces	2020	El Moctar Ould Beiba Aydah Mohammed Ayed Al-Ahmadi
+ PDF Chat	On Some Subclasses of Strongly Starlike Analytic Functions	2020	El Moctar Ould Beiba
+	Joint <i>A</i>-hyponormality of operators in semi-Hilbert spaces	2019	Messaoud Guesba El Moctar Ould Beiba Sid Ahmed Ould Ahmed Mahmoud

Common Coauthors

Coauthor	Papers Together
Sid Ahmed Ould Ahmed Mahmoud	5
Fei Zuo	1
Aydah Mohammed Ayed Al-Ahmadi	1
Messaoud Guesba	1
Sidi Hamidou Jah	1
M. Sidi	1
Muneo Chō	1

Commonly Cited References

Action	Title	Year	Authors	# of times referenced
+ PDF Chat	m-isometric transformations of Hilbert space,II	1995	Jim Agler Mark Stankus	4
+ PDF Chat	m-Isometric transformations of hilbert space, III	1996	Jim Agler Mark Stankus	4
+ PDF Chat	m-Isometric transformations of Hilbert space, I	1995	Jim Agler Mark Stankus	4
+ PDF Chat	Classes of operators related to m-isometric operators	2020	Salah Mecheri Sid Ahmed Ould Ahmed Mahmoud	3
+	<i>m</i>‐isometries on Banach spaces	2011	Frédéric Bayart	3
+	On n-quasi-m-isometric operators	2016	Salah Mecheri T‎. Prasad	3
+	On <i>n</i>-quasi-(<i>m</i>,<i>C</i>)-isometric operators	2018	Sid Ahmed Ould Ahmed Mahmoud Muneo Chō Ji Eun Lee	3
+ PDF Chat	On majorization, factorization, and range inclusion of operators on Hilbert space	1966	R. G. Douglas	3
+ PDF Chat	Some results on higher orders quasi-isometries	2019	Sid Ahmed Ould Ahmed Mahmoud Adel Saddi Khadija Gherairi	3
+	On A(m; p)- expansive and A(m; p)-hyperexpansive operators on Banach spaces -II	2015	Sid Ahmed Ould Ahmed Mahmoud	2
+ PDF Chat	Powers of posinormal operators	2016	Carlos S. Kubrusly Peter Vieira J. Zanni	2
+ PDF Chat	On joint hyponormality of operators	1988	Ameer Athavale	2
+	$(m,q)$-Isometries on metric spaces	2014	Teresa Bermúdez Antonio Martinón Veronika Müller	2
+	On (m, C)-Isometric Operators	2016	Muneo Chō Eungil Ko Ji Eun Lee	2
+	On<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.gif" overflow="scroll"><mml:mo stretchy="false">(</mml:mo><mml:mi>m</mml:mi><mml:mo>,</mml:mo><mml:mi>p</mml:mi><mml:mo stretchy="false">)</mml:mo></mml:math>-expansive and<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.gif" overflow="scroll"><mml:mo stretchy="false">(</mml:mo><mml:mi>m</mml:mi><mml:mo>,</mml:mo><mml:mi>p</mml:mi><mml:mo stretchy="false">)</mml:mo></mml:math>-contractive operators on …	2015	Caixing Gu	2
+	An Introduction to Local Spectral Theory	2000	Kjeld Laursen Michael Neumann	2
+	On A ( m ; p ) - Expansive and A ( m ; p ) - Hyperexpansive Operators on Banach Spaces - I	2014	Sid Ahmed Ould Ahmed Mahmoud	2
+ PDF Chat	Posinormal operators	1994	H. C. Rhaly	2
+	On the operator equation BX−XA=Q	1956	Marvin Rosenblum	2
+ PDF Chat	m-Isometric Commuting Tuples of Operators on a Hilbert Space	2006	Jim Gleason Stefan Richter	2
+ PDF Chat	Complex isosymmetric operators	2018	Muneo Chō Ji Eun Lee T‎. Prasad Kôtarô Tanahashi	2
+	A class of operators related to m-symmetric operators	2021	Fei Zuo Salah Mecheri	2
+	On quasi-2-isometric operators	2017	Salah Mecheri S. M. Patel	2
+	Products of m-isometries	2012	Teresa Bermúdez Antonio Martinón Juan Agustín Noda	2
+	Isometric properties of elementary operators	2009	Fernanda Botelho James Jamison	1
+ PDF Chat	Monotonicity of sequences involving convex function and sequence	2006	Feng Qi Bai‐Ni Guo	1
+ PDF Chat	Linear combinations of hypernormal operators	1988	John B. Conway Wacław Szymański	1
+ PDF Chat	On (A,m)-expansive operators	2012	Sungeun Jung Yoenha Kim Eungil Ko Ji Eun Lee	1
+	A-m-Isometric operators in semi-Hilbertian spaces	2010	Sid Ahmed Ould Ahmed Mahmoud Adel Saddi	1
+	An Operator-valued Berezin Transform and the Class of n-Hypercontractions	2007	Anders Olofsson	1
+	The (m, q)-Isometric Weighted Shifts on l p Spaces	2015	Caixing Gu	1
+	Quasi-isometries in semi-Hilbertian spaces	2009	Laurian Suciu	1
+ PDF Chat	Commutativity up to a factor of bounded operators in complex Hilbert space	2002	J. A. Brooke Paul Busch D. B. Pearson	1
+	On n-contractive and n-hypercontractive Operators	2006	George R. Exner	1
+	Hereditary Classes of Operators and Matrices	1997	Scott McCullough Leiba Rodman	1
+	On Invariant Subspaces and Reflexive Algebras	1969	Heydar Radjavi Peter Rosenthal	1
+	m-Isometries, n-Symmetries and Other Linear Transformations Which are Hereditary Roots	2013	Mark Stankus	1
+	Powers of posinormal operators	2022	Carlos S. Kubrusly Peter Vieira Joao Zanni	1
+	Some properties of concave operators	2016	Lotfollah Karimi Masoumeh Faghih-Ahmadi Karim HEDAYATAN	1
+ PDF Chat	(∞,C)-isometric operators	2017	Muneo Chō Eungil Ko Ji Eun Lee	1
+	Some Isometric Composition Operators	2010	S. Panayappan S. Latha	1
+ PDF Chat	OPERATORS WITH THE SINGLE VALUED EXTENSION PROPERTY	2006	Yoenha Kim Eungil Ko Ji Eun Lee	1
+	On $$\varvec{(m,C)}$$ ( m , C ) -Isometric Commuting Tuples of Operators on a Hilbert Space	2018	Sid Ahmed Ould Ahmed Mahmoud Muneo Chō Ji Eun Lee	1
+	Joint numerical ranges of operators in semi-Hilbertian spaces	2018	Hamadi Baklouti Kais Feki Sid Ahmed Ould Ahmed Mahmoud	1
+	ON m-ISOMETRIC TOEPLITZ OPERATORS	2018	Eungil Ko Jongrak Lee	1
+	Joint normality of operators in semi-Hilbertian spaces	2019	Hamadi Baklouti Kais Feki Sid Ahmed Ould Ahmed Mahmoud	1
+ PDF Chat	(A,m)-Symmetric commuting tuples of operators on a Hilbert space	2019	Muneo Chō Sid Ahmed Ould Ahmed Mahmoud	1
+	GENERALIZATIONS OF ALESANDROV PROBLEM AND MAZUR-ULAM THEOREM FOR TWO-ISOMETRIES AND TWO-EXPANSIVE MAPPINGS	2019	H. Khodaei Abdulqader Mohammadi	1
+	On higher order selfadjoint operators	2019	M. Salehi K. Hedayatian	1
+	Joint <i>A</i>-hyponormality of operators in semi-Hilbert spaces	2019	Messaoud Guesba El Moctar Ould Beiba Sid Ahmed Ould Ahmed Mahmoud	1