Operators and Matrices Short Title: Oper. Matrices Publisher: ELEMENT, Zagreb ISSN: 1846-3886; 1848-9974/e Online: http://oam.ele-math.com/ Comments: Journal; Indexed cover-to-cover Documents Indexed: 967 Publications (since 2007) References Indexed: 460 Publications with 8,759 References. all top 5 Latest Issues 16, No. 4 (2022) 16, No. 3 (2022) 16, No. 2 (2022) 16, No. 1 (2022) 15, No. 4 (2021) 15, No. 3 (2021) 15, No. 2 (2021) 15, No. 1 (2021) 14, No. 4 (2020) 14, No. 3 (2020) 14, No. 2 (2020) 14, No. 1 (2020) 13, No. 4 (2019) 13, No. 3 (2019) 13, No. 2 (2019) 13, No. 1 (2019) 12, No. 4 (2018) 12, No. 3 (2018) 12, No. 2 (2018) 12, No. 1 (2018) 11, No. 4 (2017) 11, No. 3 (2017) 11, No. 2 (2017) 11, No. 1 (2017) 10, No. 4 (2016) 10, No. 3 (2016) 10, No. 2 (2016) 10, No. 1 (2016) 9, No. 4 (2015) 9, No. 3 (2015) 9, No. 2 (2015) 9, No. 1 (2015) 8, No. 4 (2014) 8, No. 3 (2014) 8, No. 2 (2014) 8, No. 1 (2014) 7, No. 4 (2013) 7, No. 3 (2013) 7, No. 2 (2013) 7, No. 1 (2013) 6, No. 4 (2012) 6, No. 3 (2012) 6, No. 2 (2012) 6, No. 1 (2012) 5, No. 4 (2011) 5, No. 3 (2011) 5, No. 2 (2011) 5, No. 1 (2011) 4, No. 4 (2010) 4, No. 3 (2010) 4, No. 2 (2010) 4, No. 1 (2010) 3, No. 4 (2009) 3, No. 3 (2009) 3, No. 2 (2009) 3, No. 1 (2009) 2, No. 4 (2008) 2, No. 3 (2008) 2, No. 2 (2008) 2, No. 1 (2008) 1, No. 4 (2007) 1, No. 3 (2007) 1, No. 2 (2007) 1, No. 1 (2007) all top 5 Authors 17 Hadwin, Donald W. 10 Spitkovsky, Ilya Matvey 7 Gau, Hwa-Long 7 Ko, Eungil 7 Li, Chi-Kwong 6 Chen, Alatancang 6 Kuzma, Bojan 6 Pivovarchik, Vyacheslav N. 6 Wimmer, Harald K. 6 Wu, Peiyuan 5 Casazza, Peter George 5 Dolinar, Gregor 5 Duggal, Bhagwati Prashad 5 Kubrusly, Carlos S. 5 Li, Weihua 5 Lindner, Marko 5 Mecheri, Salah 5 Mehrmann, Volker 5 Moradi, Hamid Reza 5 Partington, Jonathan R. 5 Ran, André C. M. 5 Sakhnovich, Alexander L. 5 Shen, Junhao 5 Shi, Jian 5 Sid Ahmed, Ould Ahmed Mahmoud 4 Braha, Naim Latif 4 Chen, Huanyin 4 Drnovšek, Roman 4 Ehrhardt, Torsten 4 Fatehi, Mahsa 4 Fritzsche, Bernd 4 Gesztesy, Fritz 4 Ghahramani, Hoger 4 Hou, Jinchuan 4 Hwang, In Sung 4 Jung, Sungeun 4 Kirstein, Bernd 4 Larson, David Royal 4 Mashreghi, Javad 4 Radjavi, Heydar 4 Sasane, Amol J. 4 Seo, Yuki 4 Sheibani Abdolyousefi, Marjan 4 Veselić, Krešimir 4 Wang, Kuo-Zhong 4 Weiss, Gary 4 Yuan, Jiangtao 4 Zhou, Zehua 4 Zhu, Sen 3 Adams, Gregory T. 3 Ao, Jijun 3 Bercovici, Hari 3 Binding, Paul Anthony 3 Böttcher, Albrecht 3 Chalendar, Isabelle 3 Currie, Sonja 3 de Snoo, Hendrik S. V. 3 del Río Castillo, Rafael René 3 Deng, Chunyuan 3 Djordjević, Slaviša V. 3 Dragomir, Sever Silvestru 3 El Abidine Abdelali, Zine 3 Feng, Lihua 3 Garcia, Stephan Ramon 3 Gil’, Michael Iosif 3 Goodson, Geoffrey R. 3 Harte, Robin E. 3 Huang, Junjie 3 Ionaşcu, Ileana 3 Ji, Guoxing 3 Jin, Xiaoqing 3 Kaashoek, Marinus Adriaan 3 Kandić, Marko 3 Karlovich, Yuri I. 3 Kim, An-Hyun 3 Lee, Eun-Young 3 Lee, Jieun 3 Li, Dongwei 3 Liang, Yuxia 3 Lin, Minghua 3 Lins, Brian 3 Liu, Wenjing 3 Lu, Fangyan 3 Lu, Yufeng 3 Marovt, Janko 3 Martin, Robert T. W. 3 Marzouki, Rabi 3 McGuire, Paul J. 3 Mehl, Christian 3 Mićić, Jadranka 3 Moslehian, Mohammad Sal 3 Narayan, Sivaram K. 3 Nourouzi, Kourosh 3 Omri, Slim 3 Ong, Sing-Cheong 3 Paul, Kallol 3 Pečarić, Josip 3 Peralta, Antonio M. 3 Philipp, Friedrich 3 Picard, Rainer H. ...and 1,258 more Authors all top 5 Fields 625 Operator theory (47-XX) 273 Linear and multilinear algebra; matrix theory (15-XX) 240 Functional analysis (46-XX) 79 Ordinary differential equations (34-XX) 60 Functions of a complex variable (30-XX) 42 Harmonic analysis on Euclidean spaces (42-XX) 40 Numerical analysis (65-XX) 37 Associative rings and algebras (16-XX) 36 Partial differential equations (35-XX) 35 Combinatorics (05-XX) 31 Difference and functional equations (39-XX) 27 Quantum theory (81-XX) 22 Systems theory; control (93-XX) 19 Real functions (26-XX) 17 Probability theory and stochastic processes (60-XX) 15 Integral equations (45-XX) 13 Abstract harmonic analysis (43-XX) 12 Nonassociative rings and algebras (17-XX) 11 Number theory (11-XX) 11 Dynamical systems and ergodic theory (37-XX) 11 Approximations and expansions (41-XX) 10 Global analysis, analysis on manifolds (58-XX) 9 Several complex variables and analytic spaces (32-XX) 9 Special functions (33-XX) 9 Sequences, series, summability (40-XX) 8 Order, lattices, ordered algebraic structures (06-XX) 8 Integral transforms, operational calculus (44-XX) 7 Measure and integration (28-XX) 7 Information and communication theory, circuits (94-XX) 6 Group theory and generalizations (20-XX) 5 Differential geometry (53-XX) 5 Operations research, mathematical programming (90-XX) 4 Optics, electromagnetic theory (78-XX) 4 Statistical mechanics, structure of matter (82-XX) 3 General and overarching topics; collections (00-XX) 3 Field theory and polynomials (12-XX) 3 \(K\)-theory (19-XX) 3 Geometry (51-XX) 3 General topology (54-XX) 3 Mechanics of deformable solids (74-XX) 2 Commutative algebra (13-XX) 2 Algebraic geometry (14-XX) 2 Category theory; homological algebra (18-XX) 2 Calculus of variations and optimal control; optimization (49-XX) 2 Convex and discrete geometry (52-XX) 2 Statistics (62-XX) 1 General algebraic systems (08-XX) 1 Topological groups, Lie groups (22-XX) 1 Potential theory (31-XX) 1 Algebraic topology (55-XX) 1 Computer science (68-XX) 1 Mechanics of particles and systems (70-XX) 1 Fluid mechanics (76-XX) 1 Geophysics (86-XX) 1 Biology and other natural sciences (92-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 607 Publications have been cited 2,945 times in 2,421 Documents Cited by ▼ Year ▼ Algebraic properties of truncated Toeplitz operators. Zbl 1144.47026Sarason, Donald 115 2007 Self-adjoint extensions of restrictions. Zbl 1175.47025Posilicano, Andrea 56 2008 Some inequalities for sector matrices. Zbl 1356.15007Lin, Minghua 55 2016 Singular value inequalities for matrices with numerical ranges in a sector. Zbl 1315.15016Drury, Stephen; Lin, Minghua 54 2014 Weaving frames. Zbl 1358.42025Bemrose, Travis; Casazza, Peter G.; Gröchenig, Karlheinz; Lammers, Mark C.; Lynch, Richard G. 51 2016 A new Banach space defined by Euler totient matrix operator. Zbl 1439.46014İlkhan, Merve; Kara, Emrah Evren 37 2019 Weighted conditional expectation operators. Zbl 1263.47041Herron, John David 34 2011 Algebras of truncated Toeplitz operators. Zbl 1234.47057Sedlock, N. A. 32 2011 The Riemannian mean and matrix inequalities related to the Ando-Hiai inequality and chaotic order. Zbl 1477.15018Yamazaki, Takeaki 31 2012 Weighted Lambert type operators on \(L^{p}\) spaces. Zbl 1294.47053Estaremi, Y.; Jabbarzadeh, M. R. 29 2013 The Hausdorff measure of noncompactness of matrix operators on some \(BK\) spaces. Zbl 1227.47032Mursaleen, M.; Noman, Abdullah K. 29 2011 Proof of Böttcher and Wenzel’s conjecture. Zbl 1173.15013Vong, Seak-Weng; Jin, Xiao-Qing 27 2008 The Kato decomposition of quasi-Fredholm relations. Zbl 1210.47009Labrousse, J.-Ph.; Sandovici, A.; de Snoo, H. S. V.; Winkler, H. 27 2010 Inequalities related to \(2\times 2\) block PPT matrices. Zbl 1345.15004Lin, Minghua 27 2015 Truncated Toeplitz operators on finite dimensional spaces. Zbl 1169.47018Cima, Joseph A.; Ross, William T.; Wogen, Warren R. 22 2008 The possible shapes of numerical ranges. Zbl 1270.15014Helton, J. William; Spitkovsky, I. M. 21 2012 Maps preserving peripheral spectrum of Jordan products of operators. Zbl 1258.47054Cui, Jianlian; Li, Chi-Kwong 21 2012 Davis–Wielandt shells of operators. Zbl 1176.47010Li, Chi-Kwong; Poon, Yiu-Tung; Sze, Nung-Sing 21 2008 Spectral analysis of certain spherically homogeneous graphs. Zbl 1483.47053Breuer, Jonathan; Keller, Matthias 21 2013 Jordan forms of real and complex matrices under rank one perturbations. Zbl 1281.15012Mehl, Christian; Mehrmann, Volker; Ran, André C. M.; Rodman, Leiba 20 2013 Higher-rank numerical ranges of unitary and normal matrices. Zbl 1133.15021Choi, Man-Duen; Holbrook, John A.; Kribs, David W.; Życzkowski, Karol 20 2007 Interpolating between the arithmetic-geometric mean and Cauchy-Schwarz matrix norm inequalities. Zbl 1317.15020Audenaert, Koenraad M. R. 20 2015 Unitary equivalence to a complex symmetric matrix: geometric criteria. Zbl 1194.15011Balayan, Levon; Garcia, Stephan Ramon 19 2010 Indefinite Sturm–Liouville operators \((\operatorname{sgn} x)(-\frac{d^2}{dx^2}+q(x))\) with finite-zone potentials. Zbl 1146.47032Karabash, I. M.; Malamud, M. M. 19 2007 On the distance to singularity via low rank perturbations. Zbl 1342.15006Mehl, Christian; Mehrmann, Volker; Wojtylak, Michał 18 2015 Inverse problems for Sturm-Liouville operators on graphs with a cycle. Zbl 1196.34017Yurko, Vjacheslav Anatoljevich 17 2008 On splittings of matrices and nonnegative generalized inverses. Zbl 1247.15003Mishra, Debasisha; Sivakumar, K. C. 16 2012 Jordan derivations and antiderivations of generalized matrix algebras. Zbl 1310.15044Li, Yanbo; Van Wyk, Leon; Wei, Feng 16 2013 Bands in pervasive pre-Riesz spaces. Zbl 1157.46005van Gaans, O.; Kalauch, A. 16 2008 A note on approximate liftings. Zbl 1181.46042Hadwin, Don; Li, Weihua 16 2009 On symmetry of Birkhoff-James orthogonality of linear operators on finite-dimensional real Banach spaces. Zbl 1465.47014Sain, Debmalya; Ghosh, Puja; Paul, Kallol 16 2017 The structure of \(m\)-isometric weighted shift operators. Zbl 1350.47026Abdullah, Belal; Le, Trieu 16 2016 Commutation relations for truncated Toeplitz operators. Zbl 1302.47041Chalendar, Isabelle; Timotin, Dan 16 2014 Strong commutativity preserving maps on triangular rings. Zbl 1266.47107Qi, Xiaofei; Hou, Jinchuan 15 2012 Preservers for norms of Lie product. Zbl 1181.15031Li, Chi-Kwong; Poon, Edward; Sze, Nung-Sing 15 2009 Linear differential operator with an involution as a generator of an operator group. Zbl 1403.35158Baskakov, Anatoly G.; Krishtal, Ilya A.; Uskova, Natalia B. 15 2018 On derivations and Jordan derivations through zero products. Zbl 1325.47008Ghahramani, Hoger 15 2014 Banach algebras of operator sequences. Zbl 1262.47021Seidel, M.; Silbermann, B. 14 2012 On the spectra and pseudospectra of a class of non-self-adjoint random matrices and operators. Zbl 1303.47054Chandler-Wilde, Simon N.; Chonchaiya, Ratchanikorn; Lindner, Marko 14 2013 Pre-images of boundary points of the numerical range. Zbl 1309.15038Leake, Timothy; Lins, Brian; Spitkovsky, Ilya M. 14 2014 The Paulsen problem in operator theory. Zbl 1269.42020Cahill, Jameson; Casazza, Peter 13 2013 Sums of Nevanlinna functions and differential equations on star-shaped graphs. Zbl 1190.30022Pivovarchik, Vyacheslav; Woracek, Harald 13 2009 Sharpening some classical numerical radius inequalities. Zbl 1487.47013Omidvar, Mohsen Erfanian; Moradi, Hamid Reza; Shebrawi, Khalid 13 2018 Frames and operators in Hilbert \(C^{\ast}\)-modules. Zbl 1343.42042Najati, Abbas; Saem, M. Mohammadi; Găvruţa, P. 13 2016 Eigenvalue problem meets Sierpiński triangle: computing the spectrum of a non-self-adjoint random operator. Zbl 1301.47050Chandler-Wilde, Simon N.; Chonchaiya, Ratchanikorn; Lindner, Marko 12 2011 Initial value problems and Weyl-Titchmarsh theory for Schrödinger operators with operator-valued potentials. Zbl 1283.34023Gesztesy, Fritz; Weikard, R.; Zinchenko, Maxim 12 2013 Spectral perturbation bounds for selfadjoint operators. I. Zbl 1198.47022Veselić, Krešimir 12 2008 Images of multilinear polynomials of degree up to four on upper triangular matrices. Zbl 1432.16023Fagundes, Pedro S.; de Mello, Thiago C. 12 2019 Log and harmonically log-convex functions related to matrix norms. Zbl 1350.47007Sababheh, Mohammad 12 2016 Pseudospectrum of an element of a Banach algebra. Zbl 1456.47002Krishnan, Arundhathi; Kulkarni, S. H. 12 2017 Weyl theory and explicit solutions of direct and inverse problems for Dirac system with a rectangular matrix potential. Zbl 1281.34030Fritzsche, B.; Kirstein, B.; Roitberg, I. Ya.; Sakhnovich, A. L. 11 2013 Numerical ranges and compressions of \(S_{n}\)-matrices. Zbl 1278.15026Gau, Hwa-Long; Wu, Pei Yuan 11 2013 Unitary equivalence to a complex symmetric matrix: a modulus criterion. Zbl 1221.15056Garcia, Stephan Ramon; Poore, Daniel E.; Wyse, Madeline K. 11 2011 Commutators, pinchings, and spectral variation. Zbl 1147.15019Bhatia, Rajendra; Kittaneh, Fuad 11 2008 Fredholmness and index of operators in the Wiener algebra are independent of the underlying space. Zbl 1153.47008Lindner, Marko 11 2008 Determinant computations for some classes of Toeplitz-Hankel matrices. Zbl 1198.47042Basor, Estelle L.; Ehrhardt, Torsten 11 2009 Weyl-Titchmarsh theory and Borg-Marchenko-type uniqueness results for CMV operators with matrix-valued Verblunsky coefficients. Zbl 1142.34014Clark, Stephen; Gesztesy, Fritz; Zinchenko, Maxim 11 2007 Norm convergence of sectorial operators on varying Hilbert spaces. Zbl 1305.47015Mugnolo, Delio; Nittka, Robin; Post, Olaf 11 2013 On the denseness of minimum attaining operators. Zbl 1507.47049Kulkarni, S. H.; Ramesh, G. 10 2018 Hypercyclicity of weighted translations on Orlicz spaces. Zbl 1462.47004Azimi, M. R.; Akbarbaglu, I. 10 2018 Boundary data maps and Krein’s resolvent formula for Sturm-Liouville operators on a finite interval. Zbl 1311.34037Clark, Stephen; Gesztesy, Fritz; Nichols, Roger; Zinchenko, Maxim 10 2014 The spectrum and fine spectrum of generalized Rhaly-Cesàro matrices on \(c_0\ \mathrm{and}\ c\). Zbl 1517.47059Yildirim, Mustafa; Mursaleen, Mohammad; Doğan, Çağla 10 2018 A note on 2-local representations of \(C^{\ast }\)-algebras. Zbl 1321.46060Peralta, Antonio M. 10 2015 Commuting traces and Lie isomorphisms on generalized matrix algebras. Zbl 1306.15024Xiao, Zhankui; Wei, Feng 10 2014 A survey on the Böttcher-Wenzel conjecture and related problems. Zbl 1383.15001Cheng, Che-Man; Jin, Xiao-Qing; Vong, Seak-Weng 10 2015 Boundary integral methods for wedge diffraction problems: the angle \(2\pi /n\), Dirichlet and Neumann conditions. Zbl 1216.35013Ehrhardt, T.; Nolasco, A. P.; Speck, F.-O. 9 2011 The flow approach for waves in networks. Zbl 1253.47022Klöss, Bernd 9 2012 The numerical radii of weighted shift matrices and operators. Zbl 1266.15033Chien, Mao-Ting; Sheu, Hue-An 9 2013 The general solution to a system of adjointable operator equations over Hilbert \(C^{\ast }\)-modules. Zbl 1227.47007Wang, Qing-Wen; Dong, Chang-Zhou 9 2011 Hyperinvariant, characteristic and marked subspaces. Zbl 1181.15009Astuti, Pudji; Wimmer, Harald K. 9 2009 Projections and the Kadison-Singer problem. Zbl 1132.46037Casazza, Pete; Edidin, Dan; Kalra, Deepti; Paulsen, Vern I. 9 2007 On the classes of \(D\)-normal operators and \(D\)-quasi-normal operators on Hilbert space. Zbl 1487.47036Dana, M.; Yousefi, R. 9 2018 Korovkin type approximation theorems in weighted spaces via power series method. Zbl 1392.41012Taş, E.; Yurdakadim, T.; Atlihan, O. G. 9 2018 Maps preserving the local spectrum of some matrix products. Zbl 1487.47063Abdelali, Zine El Abidine; Achchi, Abdelali; Marzouki, Rabi 9 2018 Indefinite Hamiltonian systems whose Titchmarsh-Weyl coefficients have no finite generalized poles of non-positive type. Zbl 1282.34089Langer, Matthias; Woracek, Harald 9 2013 One-dimensional Schrödinger operators with \(\delta'\)-interactions on a set of Lebesgue measure zero. Zbl 1301.47034Brasche, Johannes F.; Nizhnik, Leonid 9 2013 Bishop’s property \((\beta)\), hypercyclicity and hyperinvariant subspaces. Zbl 1326.47005Mecheri, Salah 9 2014 Toeplitz operators on poly-analytic spaces via time-scale analysis. Zbl 1329.47028Hutník, Ondrej; Hutníková, Mária 9 2014 Commuting traces on invertible and singular operators. Zbl 1314.47005Franca, Willian 9 2015 More on the minimum skew-rank of graphs. Zbl 1314.05119Qu, Hui; Yu, Guihai; Feng, Lihua 9 2015 A realization theorem for generalized Nevanlinna families. Zbl 1255.46011Behrndt, J.; Derkach, V. A.; Hassi, S.; de Snoo, H. S. V. 8 2011 The similarity problem for indefinite Sturm-Liouville operators with periodic coefficients. Zbl 1314.47058Kostenko, Aleksey 8 2011 The similarity degree of approximately divisible \(C^*\)-algebras. Zbl 1282.46046Li, Weihua 8 2013 Location of the spectrum of operator matrices which are associated to second order equations. Zbl 1128.47003Jacob, Birgit; Trunk, Carsten 8 2007 Higher-rank numerical range in infinite-dimensional Hilbert space. Zbl 1158.47006Martínez-Avendaño, Rubén A. 8 2008 Algebraic reflexivity of sets of bounded linear operators on absolutely continuous function spaces. Zbl 1439.46007Hosseini, Maliheh 8 2019 Convex-cyclic matrices, convex-polynomial interpolation and invariant convex sets. Zbl 06803888Feldman, Nathan S.; Mcguire, Paul 8 2017 Resonance free regions and non-Hermitian spectral optimization for Schrödinger point interactions. Zbl 1379.35059Albeverio, Sergio; Karabash, Illya M. 8 2017 A polynomial identity and its application to inverse spectral problems in Stieltjes strings. Zbl 1282.34038Law, C. K.; Pivovarchik, V.; Wang, W. C. 8 2013 Diagram vectors and tight frame scaling in finite dimensions. Zbl 1435.42026Copenhaver, Martin S.; Kim, Yeon Hyang; Logan, Cortney; Mayfield, Kyanne; Narayan, Sivaram K.; Petro, Matthew J.; Sheperd, Jonathan 8 2014 On a class of boundary control problems. Zbl 1286.93091Picard, Rainer; Trostorff, Sascha; Waurick, Marcus 8 2014 The Anderson model with missing sites. Zbl 1291.82059Rojas-Molina, Constanza 8 2014 A Riemannn surface approach for diffraction from rational wedges. Zbl 1306.35012Ehrhardt, T.; Nolasco, A. P.; Speck, F.-O. 8 2014 Hyponormal Toeplitz operators with non-harmonic symbol acting on the Bergman space. Zbl 1448.47039Fleeman, Matthew; Liaw, Constanze 8 2019 Model spaces and Toeplitz kernels in reflexive Hardy space. Zbl 1372.47036Câmara, M. C.; Malheiro, M. T.; Partington, J. R. 8 2016 \(C\)-symmetric operators and reflexivity. Zbl 1393.47005Kliś-Garlicka, Kamila; Ptak, Marek 8 2015 A general tool for determining the asymptotic spectral distribution of Hermitian matrix-sequences. Zbl 1329.47019Garoni, Carlo; Serra-Capizzano, Stefano; Vassalos, Paris 8 2015 Linear maps preserving the minimum modulus. Zbl 1200.47048Bourhim, Abdellatif; Burgos, María 8 2010 Asymmetric truncated Toeplitz operators on finite-dimensional spaces. Zbl 1367.47030Jurasik, Joanna; Łanucha, Bartosz 8 2017 On the boundedness of subsequences of Vilenkin-Fejér means on the martingale Hardy spaces. Zbl 1465.42031Persson, Lars-Erik; Tephnadze, George; Tutberidze, Georgi 7 2020 Refining and reversing Jensen’s inequality. Zbl 1516.47035Nasiri, Leila; Zardadi, Akram; Moradi, Hamid Reza 2 2022 Convergence of the conjugate gradient method with unbounded operators. Zbl 07533182Caruso, Noe; Michelangeli, Alessandro 2 2022 Buzano, Kreĭn and Cauchy-Schwarz inequalities. Zbl 1516.47027Sababheh, Mohammad; Moradi, Hamid Reza; Heydarbeygi, Zahra 2 2022 On a generalization of left and right invertible operators on Banach spaces. Zbl 07663807Ghorbel, Ayoub; Mnif, Maher 2 2022 Local isometries on subspaces and subalgebras of function spaces. Zbl 1505.46015Baker, Abdullah Bin Abu; Maurya, Rahul 1 2022 A note on a spectral constant associated with an annulus. Zbl 07533186Tsikalas, Georgios 1 2022 The Friedrichs extension of regular symmetric differential operators. Zbl 1486.34067Bao, Qinglan; Wei, Guangsheng; Zettl, Anton 1 2022 A note on some classes of G-matrices. Zbl 1490.15041Motlaghian, Sara M.; Armandnejad, Ali; Hall, Frank J. 1 2022 Standard operator Jordan rings on Banach spaces, and their derivations. Zbl 1516.46030Rodríguez Palacios, Angel; Cabrera García, Miguel 1 2022 Complex symmetric weighted composition-differentiation operators of order \(n\) on the weighted Bergman spaces. Zbl 07663813Moradi, Mahbube; Fatehi, Mahsa; Hammond, Christopher N. B. 1 2022 On \(n\)-Lie derivations of triangular algebras. Zbl 1511.16037Jabeen, Aisha 1 2022 Frobenius-Rieffel norms on finite-dimensional \(C^*\)-algebras. Zbl 07664555Aguilar, Konrad; Garcia, Stephan Ramon; Kim, Elena 1 2022 The strong limited \(p\)-Schur property in Banach lattices. Zbl 07664559Ardakani, H.; Taghavinejad, Kh. 1 2022 On some Fuglede-Kadison determinant inequalities of operator means. Zbl 07664562Xu, Maodan; Yan, Cheng 1 2022 Davis-Wielandt-Berezin radius inequalities via Dragomir inequalities. Zbl 1507.47027Tapdigoglu, Ramiz; Gürdal, Mehmet; Altwaijry, Najla; Sarı, Nur 7 2021 New Berezin symbol inequalities for operators on the reproducing kernel Hilbert space. Zbl 07515565Tapdigoglu, Ramiz 5 2021 The norm of an infinite \(L\)-matrix. Zbl 1489.47016Bouthat, Ludovick; Mashreghi, Javad 4 2021 Explicit construction of tight nonuniform framelet packets on local fields. Zbl 1482.42087Ahmad, O.; Sheikh, N. A. 4 2021 Refined Heinz operator inequalities and norm inequalities. Zbl 1516.47025Ghazanfari, A. G. 3 2021 Inequalities related to the geometric mean of accretive matrices. Zbl 1484.15019Liu, Juntong; Mei, Jin-Jin; Zhang, Dengpeng 3 2021 \(L\)-matrices with lacunary coefficients. Zbl 1489.15032Bouthat, Ludovick; Mashreghi, Javad 3 2021 Generalized numerical radius and related inequalities. Zbl 1506.47008Bottazzi, T.; Conde, C. 3 2021 New determinantal inequalities concerning Hermitian and positive semi-definite matrices. Zbl 1479.15019Abbas, Hassane; Ghabries, Mohammad M.; Mourad, Bassam 2 2021 The generalized Crofoot transform. Zbl 1500.47045Khan, Rewayat 2 2021 Nonlinear Lie derivations of incidence algebras. Zbl 1489.16028Yang, Yuping 2 2021 Frobenius norm inequalities of commutators based on different products. Zbl 1484.15025Liu, Wei-Hui; Xie, Ze-Jia; Jin, Xiao-Qing 2 2021 Uncertainty principles in term of supports in Hankel wavelet setting. Zbl 1485.42052Hkimi, S.; Omri, S. 2 2021 Essential norm of weighted composition followed and proceeded by differentiation operator from Bloch-type into Bers-type spaces. Zbl 07515558Vaezi, Hamid; Naghlisar, Mohamad 2 2021 Harnack type inequalities for operators in logarithmic submajorisation. Zbl 07515570Han, Yazhou; Yan, Cheng 2 2021 Isomorphisms of \(BV(\sigma)\) spaces. Zbl 1500.46022Al-shakarchi, Shaymaa; Doust, Ian 2 2021 Lvov-Kaplansky conjecture on \(UT^+_m\) with the transpose involution. Zbl 1481.15022Urure, Ronald Ismael Quispe; Franca, Willian 1 2021 The reflexivity of hyperexpansions and their Cauchy dual operators. Zbl 1489.47042Podder, Shubhankar; Pradhan, Deepak Kumar 1 2021 Ternary derivations of nest algebras. Zbl 1516.47069Fošner, Ajda; Ghahramani, Hoger 1 2021 A Bishop-Phelps-Bollobás type property for minimum attaining operators. Zbl 1507.47047Bala, Neeru; Ramesh, G. 1 2021 Isoclinic subspaces and quantum error correction. Zbl 1486.81046Kribs, David W.; Mammarella, David; Pereira, Rajesh 1 2021 Analytic extension of \(n\)-normal operators. Zbl 1482.47034Mecheri, Salah 1 2021 An Oppenheim type determinantal inequality for the Khatri-Rao product. Zbl 1484.15020Li, Yongtao; Feng, Lihua 1 2021 Nest algebras in an arbitrary vector space. Zbl 07515555Hadwin, D. W.; Harrison, K. J. 1 2021 Interplay of simple and selfadjoint-ideal semigroups in \(B(H)\). Zbl 07515557Patnaik, Sasmita; Weiss, Gary 1 2021 Spherical symmetry of some unitary invariants for commuting tuples. Zbl 07515571Chavan, Sameer; Feki, Kais 1 2021 Unifying the treatment of indefinite and semidefinite perturbations in the subspace perturbation problem. Zbl 07515575Seelmann, Albrecht 1 2021 A new matrix inequality involving partial traces. Zbl 1489.15030Li, Yongtao; Liu, Weijun; Huang, Yang 1 2021 On generalized Davis-Wielandt radius inequalities of semi-Hilbertian space operators. Zbl 1492.47007Bhanja, Aniket; Bhunia, Pintu; Paul, Kallol 1 2021 The APS-index and the spectral flow. Zbl 1512.47022van den Dungen, Koen; Ronge, Lennart 1 2021 On Jordan biderivations of triangular rings. Zbl 1493.16049Liu, Lei; Liu, Meiyue 1 2021 On the boundedness of subsequences of Vilenkin-Fejér means on the martingale Hardy spaces. Zbl 1465.42031Persson, Lars-Erik; Tephnadze, George; Tutberidze, Georgi 7 2020 Self-adjoint extensions of the two-valley Dirac operator with discontinuous infinite mass boundary conditions. Zbl 1462.35212Cassano, Biagio; Lotoreichik, Vladimir 6 2020 A note on Orlicz algebras. Zbl 1476.46056Tabatabaie, Seyyed Mohammad; Salec, Ali Reza Bagheri; Sanjari, Maryam Zare 5 2020 Asymptotic stability of a perturbed abstract differential equations in Banach spaces. Zbl 1467.93259Damak, Hanen; Hammami, Mohamed Ali 4 2020 Invariance of distributional chaos for backward shifts. Zbl 1502.47012Wu, Xinxing; Luo, Yang 3 2020 On extensions of symmetric operators. Zbl 1496.47041Guliyev, Namig J. 2 2020 Matrix valued \(p\)-convolution operators. Zbl 1479.43003Ebadian, Ali; Jabbari, Ali 2 2020 Canonical forms of self-adjoint boundary conditions for regular differential operators of order three. Zbl 1460.34034Niu, Tian; Hao, Xiaoling; Sun, Jiong; Li, Kun 2 2020 Quantum strips in higher dimensions. Zbl 1462.58016Krejčiřík, David; Zahradová, Kateřina 2 2020 On the notion of effective impedance. Zbl 1462.05164Muranova, Anna 2 2020 Lower estimates on eigenvalues of quantum graphs. Zbl 1460.34036Mugnolo, Delio; Plümer, Marvin 2 2020 On real or integral skew Laplacian spectrum of digraphs. Zbl 1486.05187Pirzada, S.; Ganie, Hilal A.; Chat, Bilal A. 2 2020 Group inverse of finite potent endomorphisms on arbitrary vector spaces. Zbl 1479.15002Romo, Fernando Pablos 2 2020 Inverse continuity of the numerical range map for Hilbert space operators. Zbl 1496.47018Lins, Brian; Spitkovsky, Ilya M. 1 2020 Classes of operators related to \(m\)-isometric operators. Zbl 1512.47043Mecheri, Salah; Mahmoud, Sid Ahmed Ould Ahmed 1 2020 On the class of \(n\)-power \(D\)-\(m\)-quasi-normal operators on Hilbert spaces. Zbl 1512.47037Ahmed, Beinane Sid; Mahmoud, Sid Ahmed Ould Ahmed 1 2020 Norms, kernels and eigenvalues of some infinite graphs. Zbl 1464.05270Agrawal, Aahan; Berge, Astrid; Colbert-Pollack, Seth; Martínez-Avendaño, Rubén A.; Sliheet, Elyssa 1 2020 The spectrum of the restriction to an invariant subspace. Zbl 1496.47008Drivaliaris, Dimosthenis; Yannakakis, Nikos 1 2020 Parseval frames of piecewise constant functions. Zbl 1464.42023Dutkay, Dorin Ervin; Ranasinghe, Rajitha 1 2020 Quantization of \(A_0(K)\)-spaces. Zbl 1476.46028Ghatak, Anindya; Karn, Anil Kumar 1 2020 On noncommutative joinings. III. Zbl 1476.46068Bannon, Jon P.; Cameron, Jan; Mukherjee, Kunal 1 2020 On power Drazin normal and Drazin quasi-normal Hilbert space operators. Zbl 1482.47033Duggal, B. P.; Kim, I. H. 1 2020 Laplacians on bipartite metric graphs. Zbl 1462.81097Kurasov, Pavel; Rohleder, Jonathan 1 2020 Boundary integral formulations of eigenvalue problems for elliptic differential operators with singular interactions and their numerical approximation by boundary element methods. Zbl 1464.35274Holzmann, Markus; Unger, Gerhard 1 2020 Spectral optimization for singular Schrödinger operators. Zbl 1462.81096Exner, Pavel 1 2020 Harmonic Hardy space and their operators. Zbl 1495.47052Ding, Xuanhao; Qin, Yueshi; Sang, Yuanqi 1 2020 \(\mathcal{C}\)-symmetric second order differential operators. Zbl 1486.34165Behncke, Horst; Hinton, Don 1 2020 Operator representations of \(K\)-frames: boundedness and stability. Zbl 1479.42082He, Miao; Leng, Jinsong; Li, Dongwei; Xu, Yuxiang 1 2020 Semi-smooth points in space of operators on Hilbert space. Zbl 1490.46015Wójcik, Paweł 1 2020 A new Banach space defined by Euler totient matrix operator. Zbl 1439.46014İlkhan, Merve; Kara, Emrah Evren 37 2019 Images of multilinear polynomials of degree up to four on upper triangular matrices. Zbl 1432.16023Fagundes, Pedro S.; de Mello, Thiago C. 12 2019 Algebraic reflexivity of sets of bounded linear operators on absolutely continuous function spaces. Zbl 1439.46007Hosseini, Maliheh 8 2019 Hyponormal Toeplitz operators with non-harmonic symbol acting on the Bergman space. Zbl 1448.47039Fleeman, Matthew; Liaw, Constanze 8 2019 On two extremum problems related to the norm of a bounded linear operator. Zbl 07132637Sain, Debmalya; Paul, Kallol; Mandal, Kalidas 6 2019 Smooth points in operator spaces and some Bishop-Phelps-Bollobás type theorems in Banach spaces. Zbl 1440.46010Sain, Debmalya 6 2019 A note on the maximal numerical range. Zbl 1435.47012Spitkovsky, Ilya M. 6 2019 Weighted composition operators on the Fock space. Zbl 07132640Fatehi, Mahsa 5 2019 Weighted composition operators between Lipschitz spaces on pointed metric spaces. Zbl 07132647Daneshmand, Safoura; Alimohammadi, Davood 3 2019 \(H^\infty\)-functional calculus for commuting families of Ritt operators and sectorial operators. Zbl 1447.47020Arrigoni, Olivier; Le Merdy, Christian 3 2019 Left and right generalized Drazin invertible operators on Banach spaces and applications. Zbl 1512.47005Ferreyra, D. E.; Lattanzim, M.; Levis, F. E.; Thome, N. 3 2019 On the classes of \((n,m)\)-power \(D\)-normal and \((n,m)\)-power \(D\)-quasi-normal operators. Zbl 1512.47038Mahmoud, Sid Ahmed Ould Ahmed; Ahmed, Ould Beinane Sid 3 2019 A surjectivity problem for 3 by 3 matrices. Zbl 1422.30012Buşe, Constantin; O’Regan, Donal; Saierli, Olivia 3 2019 All non-commuting solutions of the Yang-Baxter matrix equation for a class of diagonalizable matrices. Zbl 1417.15016Huang, Qianglian; Adam, Mansour Saeed Ibrahim; Ding, Jiu; Zhu, Lanping 3 2019 Spectral estimates for Dirichlet Laplacian on tubes with exploding twisting velocity. Zbl 1425.35127Barseghyan, Diana; Khrabustovskyi, Andrii 2 2019 The Stieltjes string and its associated nodal points. Zbl 1425.39007Tsao, Che-Wei; Law, Chun-Kong 2 2019 On the maximal numerical range of a hyponormal operator. Zbl 1435.47010Baghdad, Abderrahim; Kaadoud, Mohamed Chraibi 2 2019 Self-adjoint operators and the general GKN-EM theorem. Zbl 1426.47003Littlejohn, Lance L.; Wellman, Richard 2 2019 On multiplicity of spectrum for Anderson type operators with higher rank perturbations. Zbl 1512.47008Mallick, Anish; Narayanan, P. A. 2 2019 On the essential spectra of unbounded operator matrices with non diagonal domain and an application. Zbl 1448.47009Belghith, Marwa; Moalla, Nedra; Walha, Ines 2 2019 Matrices whose powers eventually have certain properties. Zbl 1426.15015Ma, Chao; Xie, Qimiao; Zhong, Jin 1 2019 Compact perturbations of Drazin invertible operators. Zbl 07132634Jia, Boting; Feng, Youling 1 2019 Similarity Jordan multiplicative maps. Zbl 07132635Qin, Zijie; Lu, Fangyan 1 2019 A note on more inequalities for sector matrices. Zbl 07132641Yang, Junjian; Lu, Linzhang; Chen, Zhen 1 2019 Strongly Drazin inverse in rings. Zbl 1425.16024Chen, Huanyin; Nabavi, Seyed Saeed; Abdolyousefi, Marjan Sheibani 1 2019 On the location of eigenvalues of matrix polynomials. Zbl 1432.15008Lê, Công-Trình; Du, Thi-Hoa-binh; Nguyen, Tran-Duc 1 2019 ...and 507 more Documents all cited Publications top 5 cited Publications all top 5 Cited by 2,582 Authors 25 Behrndt, Jussi 22 Kittaneh, Fuad 22 Sakhnovich, Alexander L. 19 Spitkovsky, Ilya Matvey 18 Gesztesy, Fritz 18 Ko, Eungil 18 Paul, Kallol 17 Hou, Jinchuan 17 Lee, Jieun 17 Sababheh, Mohamad Suboh 16 Estaremi, Yousef 16 Gil’, Michael Iosif 16 Pivovarchik, Vyacheslav N. 16 Trunk, Carsten 15 Kostenko, Aleksey S. 15 Łanucha, Bartosz 15 Mursaleen, Mohammad 15 Nakazato, Hiroshi 15 Sain, Debmalya 14 Câmara, Maria Cristina 14 Moradi, Hamid Reza 14 Roopaei, Hadi 14 Zhu, Sen 13 Chien, Mao-Ting 13 Posilicano, Andrea 13 Ran, André C. M. 13 Timotin, Dan 13 Yaying, Taja 12 Bourhim, Abdellatif 12 Garcia, Stephan Ramon 12 Li, Chi-Kwong 12 Lim, Yongdo 12 Moslehian, Mohammad Sal 12 Waurick, Marcus 11 Lu, Fangyan 11 Partington, Jonathan R. 11 Peralta, Antonio M. 11 Ptak, Marek 11 Qi, Xiaofei 11 Wojtylak, Michał 10 Cheng, Cheman 10 Hadwin, Donald W. 10 Hazarika, Bipan 10 Jeribi, Aref 10 Malamud, Mark M. 10 Tabatabaie, Seyyed Mohammad 10 Tam, Tin-Yau 10 Uskova, Natal’ya Borisovna 10 Vashisht, Lalit Kumar 9 Bendaoud, Mohamed 9 Burgos, María J. 9 Fang, Xiaochun 9 Fritzsche, Bernd 9 Kalauch, Anke 9 Karabash, Illya M. 9 Kirstein, Bernd 9 Lindner, Marko 9 Lu, Linzhang 9 Mal, Arpita 9 Mecheri, Salah 9 Mishra, Debasisha 9 Seidel, Markus 9 Seo, Yuki 9 Sze, Nung-Sing 9 Teschl, Gerald 9 Yang, Junjian 8 Alpay, Daniel Aron 8 Ammar, Aymen 8 Baskakov, Anatoliĭ Grigor’evich 8 Bhunia, Pintu 8 Fu, Xiaohui 8 Furuichi, Shigeru 8 Ghahramani, Hoger 8 Gurdal, Mehmet 8 Hiai, Fumio 8 Hirzallah, Omar 8 İlkhan, Merve 8 Karlovich, Yuri I. 8 Kliś-Garlicka, Kamila 8 Kulkarni, Sudhir Hanmantrao 8 Lu, Yufeng 8 Mnif, Maher 8 Sid Ahmed, Ould Ahmed Mahmoud 8 Skripka, Anna 8 Taghavi Jelodar, Ali 8 Wang, Qingwen 8 Wang, Yu 8 Xiang, Zhongqi 8 Yang, Chuanfu 7 Bercovici, Hari 7 Bermúdez, Teresa 7 Deepshikha 7 Gau, Hwa-Long 7 Hagger, Raffael 7 Kaashoek, Marinus Adriaan 7 Li, Jiankui 7 Lin, Minghua 7 Lotoreichik, Vladimir 7 Maksimenko, Egor A. 7 Mashreghi, Javad ...and 2,482 more Authors all top 5 Cited in 375 Journals 233 Linear Algebra and its Applications 148 Journal of Mathematical Analysis and Applications 145 Linear and Multilinear Algebra 111 Operators and Matrices 66 Integral Equations and Operator Theory 63 Complex Analysis and Operator Theory 61 Journal of Functional Analysis 37 Banach Journal of Mathematical Analysis 34 Filomat 34 Annals of Functional Analysis 32 Results in Mathematics 31 Journal of Inequalities and Applications 30 ELA. The Electronic Journal of Linear Algebra 29 Proceedings of the American Mathematical Society 27 Mediterranean Journal of Mathematics 27 Advances in Operator Theory 25 Bulletin of the Iranian Mathematical Society 25 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 24 Journal of Differential Equations 24 Positivity 23 Journal of Mathematical Physics 19 Rocky Mountain Journal of Mathematics 18 Advances in Mathematics 18 Mathematische Nachrichten 17 Turkish Journal of Mathematics 17 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 16 Annales Henri Poincaré 16 Asian-European Journal of Mathematics 15 Applied Mathematics and Computation 15 SIAM Journal on Matrix Analysis and Applications 15 Journal of Spectral Theory 14 Mathematical Inequalities & Applications 13 Transactions of the American Mathematical Society 13 Abstract and Applied Analysis 13 Journal of Pseudo-Differential Operators and Applications 12 Numerical Functional Analysis and Optimization 12 Rendiconti del Circolo Matemàtico di Palermo. Serie II 12 The Journal of Analysis 12 Concrete Operators 11 Communications in Algebra 11 Journal of Mathematical Sciences (New York) 11 Acta Mathematica Sinica. 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Académie des Sciences, Paris 7 Journal of Algebra and its Applications 7 Journal of Physics A: Mathematical and Theoretical 7 Special Matrices 7 Korean Journal of Mathematics 6 Applicable Analysis 6 Journal of the Australian Mathematical Society 6 Journal of Mathematics 5 Communications in Mathematical Physics 5 Reviews in Mathematical Physics 5 Semigroup Forum 5 Systems & Control Letters 5 Bulletin des Sciences Mathématiques 5 Boletín de la Sociedad Matemática Mexicana. Third Series 5 Mathematical Physics, Analysis and Geometry 5 Differential Equations 5 Communications on Pure and Applied Analysis 5 Computational Methods and Function Theory 5 Complex Variables and Elliptic Equations 5 Science China. Mathematics 5 Sahand Communications in Mathematical Analysis 4 Bulletin of the Australian Mathematical Society 4 Israel Journal of Mathematics 4 Letters in Mathematical Physics 4 Mathematical Notes 4 Journal of Geometry and Physics 4 Collectanea Mathematica 4 Journal of the London Mathematical Society. Second Series 4 Mathematische Zeitschrift 4 Proceedings of the Edinburgh Mathematical Society. Series II 4 SIAM Journal on Control and Optimization 4 Bulletin of the Korean Mathematical Society 4 Applied Mathematics Letters 4 Aequationes Mathematicae 4 Journal de Mathématiques Pures et Appliquées. Neuvième Série 4 Proceedings of the Indian Academy of Sciences. Mathematical Sciences 4 SIAM Journal on Scientific Computing 4 St. Petersburg Mathematical Journal ...and 275 more Journals all top 5 Cited in 54 Fields 1,481 Operator theory (47-XX) 600 Linear and multilinear algebra; matrix theory (15-XX) 510 Functional analysis (46-XX) 184 Ordinary differential equations (34-XX) 160 Partial differential equations (35-XX) 159 Harmonic analysis on Euclidean spaces (42-XX) 143 Quantum theory (81-XX) 124 Functions of a complex variable (30-XX) 107 Associative rings and algebras (16-XX) 99 Numerical analysis (65-XX) 92 Combinatorics (05-XX) 67 Real functions (26-XX) 55 Sequences, series, summability (40-XX) 48 Difference and functional equations (39-XX) 45 Dynamical systems and ergodic theory (37-XX) 37 Probability theory and stochastic processes (60-XX) 35 Systems theory; control (93-XX) 32 Approximations and expansions (41-XX) 29 Abstract harmonic analysis (43-XX) 28 Information and communication theory, circuits (94-XX) 27 Several complex variables and analytic spaces (32-XX) 26 Global analysis, analysis on manifolds (58-XX) 25 Statistical mechanics, structure of matter (82-XX) 24 Nonassociative rings and algebras (17-XX) 23 Integral equations (45-XX) 22 Order, lattices, ordered algebraic structures (06-XX) 19 Operations research, mathematical programming (90-XX) 18 Number theory (11-XX) 18 Integral transforms, operational calculus (44-XX) 18 Differential geometry (53-XX) 17 Algebraic geometry (14-XX) 16 Group theory and generalizations (20-XX) 16 Statistics (62-XX) 15 Measure and integration (28-XX) 13 Topological groups, Lie groups (22-XX) 13 Special functions (33-XX) 13 Convex and discrete geometry (52-XX) 13 Mechanics of particles and systems (70-XX) 12 Calculus of variations and optimal control; optimization (49-XX) 12 Mechanics of deformable solids (74-XX) 12 Optics, electromagnetic theory (78-XX) 10 General topology (54-XX) 8 Potential theory (31-XX) 8 Computer science (68-XX) 5 Field theory and polynomials (12-XX) 4 History and biography (01-XX) 4 Mathematical logic and foundations (03-XX) 4 Geometry (51-XX) 3 Commutative algebra (13-XX) 2 General and overarching topics; collections (00-XX) 2 Category theory; homological algebra (18-XX) 2 \(K\)-theory (19-XX) 1 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 1 Mathematics education (97-XX) Citations by Year