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47A12

134 articles

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Article Title Journal Published
JMI-12-19 Maximal numerical range of a compact set and applications to some Dragomir's inequalities
Abderrahim Baghdad, Mohamed Chraibi Kaadoud
Journal of Mathematical Inequalities Volume 12, Issue 1
03/2018
OaM-11-62 An observation about normaloid operators
Jor-Ting Chan, Kong Chan
Operators and Matrices Volume 11, Issue 3
09/2017
OaM-11-51 Spectral sets for numerical range
Hubert Klaja, Javad Mashreghi, Thomas Ransford
Operators and Matrices Volume 11, Issue 3
09/2017
OaM-11-18 Pseudospectrum of an element of a Banach algebra
Arundhathi Krishnan, S. H. Kulkarni
Operators and Matrices Volume 11, Issue 1
03/2017
OaM-11-15 On the normalized numerical range
Ilya M. Spitkovsky, Andrei-Florian Stoica
Operators and Matrices Volume 11, Issue 1
03/2017
OaM-11-12 Numerical ranges of the product of operators
Hongke Du, Chi-Kwong Li, Kuo-Zhong Wang, Yueqing Wang, Ning Zuo
Operators and Matrices Volume 11, Issue 1
03/2017
OaM-10-58 Pre-images of extreme points of the numerical range, and applications
Ilya M. Spitkovsky, Stephan Weis
Operators and Matrices Volume 10, Issue 4
12/2016
JMI-10-83 Numerical radius inequalities for Hilbert space operators
Mohammed Al-Dolat, Khaldoun Al-Zoubi
Journal of Mathematical Inequalities Volume 10, Issue 4
12/2016
OaM-10-45 The trace as an average over the unit sphere of a normed space with a 1-symmetric basis
Tomasz Kania, Kent E. Morrison
Operators and Matrices Volume 10, Issue 3
09/2016
OaM-10-36 The correlation numerical range and trace-positive complex polynomials
Jon P. Bannon, Eli Bashwinger, Mohammad Javaheri
Operators and Matrices Volume 10, Issue 3
09/2016
MIA-19-47 A Fiedler-type theorem for the determinant of J-positive matrices
Natália Bebiano, João da Providência
Mathematical Inequalities & Applications Volume 19, Issue 2
04/2016
OaM-09-32 An observation concerning boundary points of the numerical range
Marcel Hansmann
Operators and Matrices Volume 9, Issue 3
09/2015
MIA-18-68 Numerical radius inequalities associated with the Cartesian decomposition
Fuad Kittaneh
Mathematical Inequalities & Applications Volume 18, Issue 3
07/2015
OaM-09-19 C∗-envelopes of Jordan operator systems
Martín Argerami, Douglas Farenick
Operators and Matrices Volume 9, Issue 2
06/2015
OaM-09-04 Algebraic properties of the set of operators with 0 in the closure of the numerical range
Cristina Diogo
Operators and Matrices Volume 9, Issue 1
03/2015
OaM-08-51 The block numerical range of analytic operator functions
Agnes Radl, Christiane Tretter, Markus Wagenhofer
Operators and Matrices Volume 8, Issue 4
12/2014
OaM-08-39 Pre-images of boundary points of the numerical range
Timothy Leake, Brian Lins, Ilya M. Spitkovsky
Operators and Matrices Volume 8, Issue 3
09/2014
OaM-07-48 Matrices with defect index one
Cheng-Chun Chang, Hwa-Long Gau, Ya-Shu Wang, Szu-Chieh Wu, Ya-Ting Yeh
Operators and Matrices Volume 7, Issue 4
12/2013
OaM-07-47 Normal matrix compressions
John Holbrook, Nishan Mudalige, Rajesh Pereira
Operators and Matrices Volume 7, Issue 4
12/2013
MIA-16-52 Unitarily invariant norms related to the numerical radius on B(H)
R. Alizadeh, M. B. Asadi
Mathematical Inequalities & Applications Volume 16, Issue 3
07/2013
OaM-07-16 Numerical radius and distance from unitary operators
Catalin Badea, Michel Crouzeix
Operators and Matrices Volume 7, Issue 2
06/2013
OaM-07-11 The numerical radii of weighted shift matrices and operators
Mao-Ting Chien, Hue-An Sheu
Operators and Matrices Volume 7, Issue 1
03/2013
OaM-06-41 The possible shapes of numerical ranges
J. William Helton, I. M. Spitkovsky
Operators and Matrices Volume 6, Issue 3
09/2012
OaM-06-09 Maps preserving peripheral spectrum of Jordan products of operators
Jianlian Cui, Chi-Kwong Li
Operators and Matrices Volume 6, Issue 1
03/2012
OaM-04-14 Operator radii and unitary operators
Tsuyoshi Ando, Chi-Kwong Li
Operators and Matrices Volume 4, Issue 2
06/2010