# zbMATH — the first resource for mathematics

## Operators and Matrices

 Short Title: Oper. Matrices Publisher: ELEMENT, Zagreb ISSN: 1846-3886; 1848-9974/e Online: http://oam.ele-math.com/ Comments: Indexed cover-to-cover
 Documents Indexed: 767 Publications (since 2007) References Indexed: 262 Publications with 4,945 References.
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#### Authors

 13 Hadwin, Donald W. 9 Spitkovsky, Ilya Matvey 7 Gau, Hwa-Long 7 Ko, Eungil 7 Li, Chi-Kwong 6 Duggal, Bhagwati Prashad 6 Wimmer, Harald K. 6 Wu, Peiyuan 5 Casazza, Peter George 5 Kuzma, Bojan 5 Li, Weihua 5 Mehrmann, Volker 5 Ran, André C. M. 5 Shen, Junhao 4 Chen, Alatancang 4 Dolinar, Gregor 4 Drnovšek, Roman 4 Fritzsche, Bernd 4 Gesztesy, Fritz 4 Hou, Jinchuan 4 Kirstein, Bernd 4 Kubrusly, Carlos S. 4 Larson, David Royal 4 Lindner, Marko 4 Partington, Jonathan R. 4 Sakhnovich, Alexander L. 4 Sasane, Amol J. 4 Seo, Yuki 4 Veselić, Krešimir 4 Wang, Kuo-Zhong 4 Yuan, Jiangtao 4 Zhu, Sen 3 Ao, Jijun 3 Bercovici, Hari 3 Binding, Paul Anthony 3 Böttcher, Albrecht 3 Braha, Naim Latif 3 Chalendar, Isabelle 3 Chen, Huanyin 3 Currie, Sonja 3 de Snoo, Hendrik S. V. 3 Djordjević, Slaviša V. 3 Dragomir, Sever Silvestru 3 Ehrhardt, Torsten 3 El Abidine Abdelali, Zine 3 Ghahramani, Hoger 3 Gil’, Michael Iosif 3 Goodson, Geoffrey R. 3 Harte, Robin E. 3 Hwang, In Sung 3 Ionaşcu, Ileana 3 Ji, Guoxing 3 Jung, Sungeun 3 Kaashoek, Marinus Adriaan 3 Kandić, Marko 3 Karlovich, Yuri I. 3 Kim, An-Hyun 3 Lee, Eun-Young 3 Lee, Jieun 3 Lin, Minghua 3 Lu, Fangyan 3 Lu, Yufeng 3 Martin, Robert T. W. 3 Marzouki, Rabi 3 Mecheri, Salah 3 Mehl, Christian 3 Mićić, Jadranka 3 Ong, Sing-Cheong 3 Pečarić, Josip 3 Peralta, Antonio M. 3 Philipp, Friedrich 3 Picard, Rainer H. 3 Pop, Florin 3 Post, Olaf 3 Qi, Xiaofei 3 Radjavi, Heydar 3 Roitberg, Inna Ya. 3 Sain, Debmalya 3 Sarason, Donald Erik 3 Šemrl, Peter 3 Sheibani Abdolyousefi, Marjan 3 Shi, Jian 3 Sid Ahmed, Ould Ahmed Mahmoud 3 Širovnik, Nejc 3 Sun, Jiong 3 Sze, Nung-Sing 3 Tam, Tin-Yau 3 Tanahashi, Kôtarô 3 Teschl, Gerald 3 Timotin, Dan 3 Trunk, Carsten 3 Uchiyama, Atsushi 3 Vukman, Joso 3 Watson, Bruce Alastair 3 Waurick, Marcus 3 Wei, Feng 3 Woerdeman, Hugo Jan 3 Yousefi, Hassan 3 Zhou, Zehua 3 Zinchenko, Maxim ...and 986 more Authors
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#### Fields

 498 Operator theory (47-XX) 203 Linear and multilinear algebra; matrix theory (15-XX) 190 Functional analysis (46-XX) 67 Ordinary differential equations (34-XX) 42 Functions of a complex variable (30-XX) 33 Harmonic analysis on Euclidean spaces (42-XX) 33 Numerical analysis (65-XX) 30 Partial differential equations (35-XX) 28 Associative rings and algebras (16-XX) 26 Combinatorics (05-XX) 26 Difference and functional equations (39-XX) 22 Quantum theory (81-XX) 19 Systems theory; control (93-XX) 17 Real functions (26-XX) 16 Probability theory and stochastic processes (60-XX) 15 Integral equations (45-XX) 12 Abstract harmonic analysis (43-XX) 10 Dynamical systems and ergodic theory (37-XX) 9 Nonassociative rings and algebras (17-XX) 9 Approximations and expansions (41-XX) 8 Number theory (11-XX) 8 Several complex variables and analytic spaces (32-XX) 8 Special functions (33-XX) 8 Sequences, series, summability (40-XX) 7 Global analysis, analysis on manifolds (58-XX) 6 Order, lattices, ordered algebraic structures (06-XX) 6 Measure and integration (28-XX) 6 Integral transforms, operational calculus (44-XX) 4 Group theory and generalizations (20-XX) 4 Differential geometry (53-XX) 4 Optics, electromagnetic theory (78-XX) 4 Statistical mechanics, structure of matter (82-XX) 4 Information and communication theory, circuits (94-XX) 3 Calculus of variations and optimal control; optimization (49-XX) 3 Mechanics of deformable solids (74-XX) 3 Operations research, mathematical programming (90-XX) 2 General and overarching topics; collections (00-XX) 2 Field theory and polynomials (12-XX) 2 Algebraic geometry (14-XX) 2 $$K$$-theory (19-XX) 2 Geometry (51-XX) 2 Convex and discrete geometry (52-XX) 2 General topology (54-XX) 2 Statistics (62-XX) 1 General algebraic systems (08-XX) 1 Commutative algebra (13-XX) 1 Category theory; homological algebra (18-XX) 1 Topological groups, Lie groups (22-XX) 1 Potential theory (31-XX) 1 Algebraic topology (55-XX) 1 Computer science (68-XX) 1 Fluid mechanics (76-XX) 1 Geophysics (86-XX) 1 Biology and other natural sciences (92-XX)

#### Citations contained in zbMATH Open

484 Publications have been cited 2,122 times in 1,763 Documents Cited by Year
Algebraic properties of truncated Toeplitz operators. Zbl 1144.47026
Sarason, Donald
2007
Self-adjoint extensions of restrictions. Zbl 1175.47025
Posilicano, Andrea
2008
Singular value inequalities for matrices with numerical ranges in a sector. Zbl 1315.15016
Drury, Stephen; Lin, Minghua
2014
Weaving frames. Zbl 1358.42025
Bemrose, Travis; Casazza, Peter G.; Gröchenig, Karlheinz; Lammers, Mark C.; Lynch, Richard G.
2016
Some inequalities for sector matrices. Zbl 1356.15007
Lin, Minghua
2016
Weighted conditional expectation operators. Zbl 1263.47041
Herron, John David
2011
The Riemannian mean and matrix inequalities related to the Ando-Hiai inequality and chaotic order. Zbl 06084697
Yamazaki, Takeaki
2012
Proof of Böttcher and Wenzel’s conjecture. Zbl 1173.15013
Vong, Seak-Weng; Jin, Xiao-Qing
2008
The Kato decomposition of quasi-Fredholm relations. Zbl 1210.47009
Labrousse, J.-Ph.; Sandovici, A.; de Snoo, H. S. V.; Winkler, H.
2010
Algebras of truncated Toeplitz operators. Zbl 1234.47057
Sedlock, N. A.
2011
Weighted Lambert type operators on $$L^{p}$$ spaces. Zbl 1294.47053
2013
Maps preserving peripheral spectrum of Jordan products of operators. Zbl 1258.47054
Cui, Jianlian; Li, Chi-Kwong
2012
Higher-rank numerical ranges of unitary and normal matrices. Zbl 1133.15021
Choi, Man-Duen; Holbrook, John A.; Kribs, David W.; Życzkowski, Karol
2007
Truncated Toeplitz operators on finite dimensional spaces. Zbl 1169.47018
Cima, Joseph A.; Ross, William T.; Wogen, Warren R.
2008
A new Banach space defined by Euler totient matrix operator. Zbl 1439.46014
İlkhan, Merve; Kara, Emrah Evren
2019
Indefinite Sturm–Liouville operators $$(\operatorname{sgn} x)(-\frac{d^2}{dx^2}+q(x))$$ with finite-zone potentials. Zbl 1146.47032
Karabash, I. M.; Malamud, M. M.
2007
Jordan forms of real and complex matrices under rank one perturbations. Zbl 1281.15012
Mehl, Christian; Mehrmann, Volker; Ran, André C. M.; Rodman, Leiba
2013
Inequalities related to $$2\times 2$$ block PPT matrices. Zbl 1345.15004
Lin, Minghua
2015
Spectral analysis of certain spherically homogeneous graphs. Zbl 06250114
Breuer, Jonathan; Keller, Matthias
2013
The Hausdorff measure of noncompactness of matrix operators on some $$BK$$ spaces. Zbl 1227.47032
Mursaleen, M.; Noman, Abdullah K.
2011
The possible shapes of numerical ranges. Zbl 1270.15014
Helton, J. William; Spitkovsky, I. M.
2012
Unitary equivalence to a complex symmetric matrix: geometric criteria. Zbl 1194.15011
Balayan, Levon; Garcia, Stephan Ramon
2010
Inverse problems for Sturm-Liouville operators on graphs with a cycle. Zbl 1196.34017
Yurko, Vjacheslav Anatoljevich
2008
Davis–Wielandt shells of operators. Zbl 1176.47010
Li, Chi-Kwong; Poon, Yiu-Tung; Sze, Nung-Sing
2008
On splittings of matrices and nonnegative generalized inverses. Zbl 1247.15003
Mishra, Debasisha; Sivakumar, K. C.
2012
A note on approximate liftings. Zbl 1181.46042
2009
On the distance to singularity via low rank perturbations. Zbl 1342.15006
Mehl, Christian; Mehrmann, Volker; Wojtylak, Michał
2015
On the spectra and pseudospectra of a class of non-self-adjoint random matrices and operators. Zbl 1303.47054
Chandler-Wilde, Simon N.; Chonchaiya, Ratchanikorn; Lindner, Marko
2013
Pre-images of boundary points of the numerical range. Zbl 1309.15038
Leake, Timothy; Lins, Brian; Spitkovsky, Ilya M.
2014
Interpolating between the arithmetic-geometric mean and Cauchy-Schwarz matrix norm inequalities. Zbl 1317.15020
2015
Preservers for norms of Lie product. Zbl 1181.15031
Li, Chi-Kwong; Poon, Edward; Sze, Nung-Sing
2009
Bands in pervasive pre-Riesz spaces. Zbl 1157.46005
van Gaans, O.; Kalauch, A.
2008
Strong commutativity preserving maps on triangular rings. Zbl 1266.47107
Qi, Xiaofei; Hou, Jinchuan
2012
Eigenvalue problem meets Sierpiński triangle: computing the spectrum of a non-self-adjoint random operator. Zbl 1301.47050
Chandler-Wilde, Simon N.; Chonchaiya, Ratchanikorn; Lindner, Marko
2011
On symmetry of Birkhoff-James orthogonality of linear operators on finite-dimensional real Banach spaces. Zbl 1465.47014
Sain, Debmalya; Ghosh, Puja; Paul, Kallol
2017
The structure of $$m$$-isometric weighted shift operators. Zbl 1350.47026
Abdullah, Belal; Le, Trieu
2016
Weyl theory and explicit solutions of direct and inverse problems for Dirac system with a rectangular matrix potential. Zbl 1281.34030
Fritzsche, B.; Kirstein, B.; Roitberg, I. Ya.; Sakhnovich, A. L.
2013
Jordan derivations and antiderivations of generalized matrix algebras. Zbl 1310.15044
Li, Yanbo; Van Wyk, Leon; Wei, Feng
2013
Commutation relations for truncated Toeplitz operators. Zbl 1302.47041
Chalendar, Isabelle; Timotin, Dan
2014
Sums of Nevanlinna functions and differential equations on star-shaped graphs. Zbl 1190.30022
Pivovarchik, Vyacheslav; Woracek, Harald
2009
Log and harmonically log-convex functions related to matrix norms. Zbl 1350.47007
2016
Unitary equivalence to a complex symmetric matrix: a modulus criterion. Zbl 1221.15056
Garcia, Stephan Ramon; Poore, Daniel E.; Wyse, Madeline K.
2011
Banach algebras of operator sequences. Zbl 1262.47021
Seidel, M.; Silbermann, B.
2012
Weyl-Titchmarsh theory and Borg-Marchenko-type uniqueness results for CMV operators with matrix-valued Verblunsky coefficients. Zbl 1142.34014
Clark, Stephen; Gesztesy, Fritz; Zinchenko, Maxim
2007
The Paulsen problem in operator theory. Zbl 1269.42020
Cahill, Jameson; Casazza, Peter
2013
Initial value problems and Weyl-Titchmarsh theory for Schrödinger operators with operator-valued potentials. Zbl 1283.34023
Gesztesy, Fritz; Weikard, R.; Zinchenko, Maxim
2013
A note on 2-local representations of $$C^{\ast }$$-algebras. Zbl 1321.46060
Peralta, Antonio M.
2015
Commutators, pinchings, and spectral variation. Zbl 1147.15019
2008
Fredholmness and index of operators in the Wiener algebra are independent of the underlying space. Zbl 1153.47008
Lindner, Marko
2008
Projections and the Kadison-Singer problem. Zbl 1132.46037
Casazza, Pete; Edidin, Dan; Kalra, Deepti; Paulsen, Vern I.
2007
Spectral perturbation bounds for selfadjoint operators. I. Zbl 1198.47022
Veselić, Krešimir
2008
Numerical ranges and compressions of $$S_{n}$$-matrices. Zbl 1278.15026
Gau, Hwa-Long; Wu, Pei Yuan
2013
Maps preserving the local spectrum of some matrix products. Zbl 06905109
Abdelali, Zine El Abidine; Achchi, Abdelali; Marzouki, Rabi
2018
Determinant computations for some classes of Toeplitz-Hankel matrices. Zbl 1198.47042
Basor, Estelle L.; Ehrhardt, Torsten
2009
Linear differential operator with an involution as a generator of an operator group. Zbl 1403.35158
Baskakov, Anatoly G.; Krishtal, Ilya A.; Uskova, Natalia B.
2018
Toeplitz operators on poly-analytic spaces via time-scale analysis. Zbl 1329.47028
Hutník, Ondrej; Hutníková, Mária
2014
The similarity problem for indefinite Sturm-Liouville operators with periodic coefficients. Zbl 1314.47058
Kostenko, Aleksey
2011
Commuting traces and Lie isomorphisms on generalized matrix algebras. Zbl 1306.15024
Xiao, Zhankui; Wei, Feng
2014
More on the minimum skew-rank of graphs. Zbl 1314.05119
Qu, Hui; Yu, Guihai; Feng, Lihua
2015
Hyperinvariant, characteristic and marked subspaces. Zbl 1181.15009
Astuti, Pudji; Wimmer, Harald K.
2009
A general tool for determining the asymptotic spectral distribution of Hermitian matrix-sequences. Zbl 1329.47019
Garoni, Carlo; Serra-Capizzano, Stefano; Vassalos, Paris
2015
Pseudospectrum of an element of a Banach algebra. Zbl 1456.47002
Krishnan, Arundhathi; Kulkarni, S. H.
2017
Model spaces and Toeplitz kernels in reflexive Hardy space. Zbl 1372.47036
Câmara, M. C.; Malheiro, M. T.; Partington, J. R.
2016
A polynomial identity and its application to inverse spectral problems in Stieltjes strings. Zbl 1282.34038
Law, C. K.; Pivovarchik, V.; Wang, W. C.
2013
One-dimensional Schrödinger operators with $$\delta'$$-interactions on a set of Lebesgue measure zero. Zbl 1301.47034
Brasche, Johannes F.; Nizhnik, Leonid
2013
Norm convergence of sectorial operators on varying Hilbert spaces. Zbl 1305.47015
Mugnolo, Delio; Nittka, Robin; Post, Olaf
2013
On a class of boundary control problems. Zbl 1286.93091
Picard, Rainer; Trostorff, Sascha; Waurick, Marcus
2014
The general solution to a system of adjointable operator equations over Hilbert $$C^{\ast }$$-modules. Zbl 1227.47007
Wang, Qing-Wen; Dong, Chang-Zhou
2011
Linear maps preserving the minimum modulus. Zbl 1200.47048
Bourhim, Abdellatif; Burgos, María
2010
A realization theorem for generalized Nevanlinna families. Zbl 1255.46011
Behrndt, J.; Derkach, V. A.; Hassi, S.; de Snoo, H. S. V.
2011
A review of a Riesz basis property for indefinite Sturm-Liouville problems. Zbl 1244.34042
Binding, Paul; Fleige, Andreas
2011
Dynamics of tuples of matrices in Jordan form. Zbl 1284.47006
Costakis, George; Parissis, Ioannis
2013
On derivations and Jordan derivations through zero products. Zbl 1325.47008
Ghahramani, Hoger
2014
Commuting traces on invertible and singular operators. Zbl 1314.47005
Franca, Willian
2015
Boundary integral methods for wedge diffraction problems: the angle $$2\pi /n$$, Dirichlet and Neumann conditions. Zbl 1216.35013
Ehrhardt, T.; Nolasco, A. P.; Speck, F.-O.
2011
A survey on the Böttcher-Wenzel conjecture and related problems. Zbl 1383.15001
Cheng, Che-Man; Jin, Xiao-Qing; Vong, Seak-Weng
2015
On the denseness of minimum attaining operators. Zbl 06982765
Kulkarni, S. H.; Ramesh, G.
2018
On the spectral singularities and spectrality of the Hill operator. Zbl 1346.34056
Veliev, O. A.
2016
Frames and operators in Hilbert $$C^{\ast}$$-modules. Zbl 1343.42042
Najati, Abbas; Saem, M. Mohammadi; Găvruţa, P.
2016
Location of the spectrum of operator matrices which are associated to second order equations. Zbl 1128.47003
Jacob, Birgit; Trunk, Carsten
2007
Indefinite Hamiltonian systems whose Titchmarsh-Weyl coefficients have no finite generalized poles of non-positive type. Zbl 1282.34089
Langer, Matthias; Woracek, Harald
2013
Diagram vectors and tight frame scaling in finite dimensions. Zbl 1435.42026
Copenhaver, Martin S.; Kim, Yeon Hyang; Logan, Cortney; Mayfield, Kyanne; Narayan, Sivaram K.; Petro, Matthew J.; Sheperd, Jonathan
2014
A Riemannn surface approach for diffraction from rational wedges. Zbl 1306.35012
Ehrhardt, T.; Nolasco, A. P.; Speck, F.-O.
2014
Marchenko equations and norming constants of the matrix Zakharov-Shabat system. Zbl 1209.34013
Demontis, Francesco; van der Mee, Cornelis
2008
Canonical structures for palindromic matrix polynomials. Zbl 1144.47011
Lancaster, Peter; Prells, Uwe; Rodman, Leiba
2007
A multi-point degenerate interpolation problem for generalized Schur functions. Zbl 1204.30024
2010
Derivations which are inner as completely bounded maps. Zbl 1195.46053
Gogić, Ilja
2010
A note on $$k$$-paranormal operators. Zbl 1197.47037
Kubrusly, C. S.; Duggal, B. P.
2010
On Hilbert-Schmidt compatibility. Zbl 1283.47018
Potapov, Denis; Skripka, Anna; Sukochev, Fedor
2013
Differentiating matrix functions. Zbl 1268.26019
Bickel, Kelly
2013
The numerical radii of weighted shift matrices and operators. Zbl 1266.15033
Chien, Mao-Ting; Sheu, Hue-An
2013
The similarity degree of approximately divisible $$C^*$$-algebras. Zbl 1282.46046
Li, Weihua
2013
Images of multilinear polynomials of degree up to four on upper triangular matrices. Zbl 1432.16023
Fagundes, Pedro S.; de Mello, Thiago C.
2019
Bishop’s property $$(\beta )$$ for paranormal operators. Zbl 1198.47039
Uchiyama, Atsushi; Tanahashi, Kotaro
2009
On an extremal problem of Garcia and Ross. Zbl 1204.47003
Chalendar, I.; Fricain, E.; Timotin, D.
2009
$$C$$-symmetric operators and reflexivity. Zbl 1393.47005
Kliś-Garlicka, Kamila; Ptak, Marek
2015
Convex-cyclic matrices, convex-polynomial interpolation and invariant convex sets. Zbl 06803888
Feldman, Nathan S.; Mcguire, Paul
2017
Determinant representations of Appell polynomial sequences. Zbl 1166.15003
Yang, Yongzhi
2008
Maps preserving the local spectrum of the skew Jordan product of operators. Zbl 1367.47045
Achchi, Abdelali; Mabrouk, Mohammed; Marzouki, Rabi
2017
Smooth points in operator spaces and some Bishop-Phelps-Bollobás type theorems in Banach spaces. Zbl 1440.46010
Sain, Debmalya
2019
Quantum strips in higher dimensions. Zbl 1462.58016
2020
Matrix valued $$p$$-convolution operators. Zbl 07347972
2020
Asymptotic stability of a perturbed abstract differential equations in Banach spaces. Zbl 1467.93259
Damak, Hanen; Hammami, Mohamed Ali
2020
A note on Orlicz algebras. Zbl 07347974
Tabatabaie, Seyyed Mohammad; Salec, Ali Reza Bagheri; Sanjari, Maryam Zare
2020
Norms, kernels and eigenvalues of some infinite graphs. Zbl 1464.05270
Agrawal, Aahan; Berge, Astrid; Colbert-Pollack, Seth; Martínez-Avendaño, Rubén A.; Sliheet, Elyssa
2020
The spectrum of the restriction to an invariant subspace. Zbl 07347982
Drivaliaris, Dimosthenis; Yannakakis, Nikos
2020
On the boundedness of subsequences of Vilenkin-Fejér means on the martingale Hardy spaces. Zbl 1465.42031
2020
A new Banach space defined by Euler totient matrix operator. Zbl 1439.46014
İlkhan, Merve; Kara, Emrah Evren
2019
Images of multilinear polynomials of degree up to four on upper triangular matrices. Zbl 1432.16023
Fagundes, Pedro S.; de Mello, Thiago C.
2019
Smooth points in operator spaces and some Bishop-Phelps-Bollobás type theorems in Banach spaces. Zbl 1440.46010
Sain, Debmalya
2019
Algebraic reflexivity of sets of bounded linear operators on absolutely continuous function spaces. Zbl 1439.46007
Hosseini, Maliheh
2019
Hyponormal Toeplitz operators with non-harmonic symbol acting on the Bergman space. Zbl 1448.47039
Fleeman, Matthew; Liaw, Constanze
2019
All non-commuting solutions of the Yang-Baxter matrix equation for a class of diagonalizable matrices. Zbl 1417.15016
Huang, Qianglian; Adam, Mansour Saeed Ibrahim; Ding, Jiu; Zhu, Lanping
2019
Spectral estimates for Dirichlet Laplacian on tubes with exploding twisting velocity. Zbl 1425.35127
Barseghyan, Diana; Khrabustovskyi, Andrii
2019
On two extremum problems related to the norm of a bounded linear operator. Zbl 07132637
Sain, Debmalya; Paul, Kallol; Mandal, Kalidas
2019
Weighted composition operators on the Fock space. Zbl 07132640
Fatehi, Mahsa
2019
Weighted composition operators between Lipschitz spaces on pointed metric spaces. Zbl 07132647
2019
On the classes of $$(n,m)$$-power $$D$$-normal and $$(n,m)$$-power $$D$$-quasi-normal operators. Zbl 07142373
Mahmoud, Sid Ahmed Ould Ahmed; Ahmed, Ould Beinane Sid
2019
On multiplicity of spectrum for Anderson type operators with higher rank perturbations. Zbl 07142374
Mallick, Anish; Narayanan, P. A.
2019
$$H^\infty$$-functional calculus for commuting families of Ritt operators and sectorial operators. Zbl 1447.47020
Arrigoni, Olivier; Le Merdy, Christian
2019
Essential norm of the differential operator. Zbl 1448.47058
Mengestie, Tesfa
2019
Compactness of operator integrators. Zbl 1429.46028
Wootijirattikal, Titarii; Ong, Sing-Cheong; Lenbury, Yongwimon
2019
A surjectivity problem for 3 by 3 matrices. Zbl 1422.30012
Buşe, Constantin; O&rsquo;Regan, Donal; Saierli, Olivia
2019
Towards localization in long-range continuous interactive Anderson models. Zbl 1427.60141
Chulaevsky, Victor
2019
On the sum of powers of square matrices. Zbl 1417.15024
Karia, Dinesh J.; Patil, Kailash M.; Singh, H. P.
2019
The Stieltjes string and its associated nodal points. Zbl 1425.39007
Tsao, Che-Wei; Law, Chun-Kong
2019
A note on the maximal numerical range. Zbl 1435.47012
Spitkovsky, Ilya M.
2019
Self-adjoint operators and the general GKN-EM theorem. Zbl 1426.47003
Littlejohn, Lance L.; Wellman, Richard
2019
2-local $$\ast$$-Lie automorphisms of semi-finite factors. Zbl 07142375
Fang, Xiaochun; Zhao, Xingpeng; Yang, Bing
2019
On the location of eigenvalues of matrix polynomials. Zbl 1432.15008
Lê, Công-Trình; Du, Thi-Hoa-binh; Nguyen, Tran-Duc
2019
The quintic complex moment problem. Zbl 1441.47013
El-Azhar, H.; Harrat, A.; Idrissi, K.; Zerouali, E. H.
2019
Maps preserving the local spectrum of some matrix products. Zbl 06905109
Abdelali, Zine El Abidine; Achchi, Abdelali; Marzouki, Rabi
2018
Linear differential operator with an involution as a generator of an operator group. Zbl 1403.35158
Baskakov, Anatoly G.; Krishtal, Ilya A.; Uskova, Natalia B.
2018
On the denseness of minimum attaining operators. Zbl 06982765
Kulkarni, S. H.; Ramesh, G.
2018
Sharpening some classical numerical radius inequalities. Zbl 06905101
Omidvar, Mohsen Erfanian; Moradi, Hamid Reza; Shebrawi, Khalid
2018
On the classes of D-normal operators and D-quasi-normal operators on Hilbert space. Zbl 06905104
Dana, M.; Yousefi, R.
2018
The spectrum and fine spectrum of generalized Rhaly-Cesàro matrices on $$c_0\ \mathrm{and}\ c$$. Zbl 07093954
Yildirim, Mustafa; Mursaleen, Mohammad; Doğan, Çağla
2018
The norm of backward difference operator $${\Delta}^{(n)}$$. Zbl 1454.26042
Roopaei, H.; Foroutannia, D.
2018
Hypercyclicity of weighted translations on Orlicz spaces. Zbl 1462.47004
Azimi, M. R.; Akbarbaglu, I.
2018
Chaotic operators on hypergroups. Zbl 1462.47006
2018
Generalized Lie derivations of unital algebras with idempotents. Zbl 1391.16048
Benkovič, Dominik
2018
Multilinear mixing operators and Lipschitz mixing operator ideals. Zbl 07093951
Achour, Dahmane; Dahia, Elhadj; Saleh, M. A. S.
2018
Korovkin type approximation theorems in weighted spaces via power series method. Zbl 1392.41012
Taş, E.; Yurdakadim, T.; Atlihan, O. G.
2018
Nonadditive strong commutativity preserving maps on rank-$$k$$ matrices over division rings. Zbl 1395.15022
Liu, Cheng-Kai; Liau, Pao-Kuei; Tsai, Yuan-Tsung
2018
Nonlinear maps preserving condition spectrum of Jordan skew triple product of operators. Zbl 07093952
Benbouziane, H.; Bouramdane, Y.; El Kettani, M. Ech-Cherif; Lahssaini, A.
2018
Bessel property and basicity of the system of root vector-functions of Dirac operator with summable coefficient. Zbl 1421.34057
Kurbanov, Vali M.; Abdullayeva, Afsana M.
2018
Matrix $$N$$-dilations of quantum channels. Zbl 1423.46078
Levick, Jeremy; Martin, Robert T. W.
2018
Quadratic weighted geometric mean in Hermitian unital Banach $$\ast$$-algebras. Zbl 07093957
Dragomir, S. S.
2018
Stability of determinacy and inverse spectral problems for Jacobi operators. Zbl 1470.41003
Del Rio, Rafael; Silva, Luis O.
2018
A combinatorial approach to the opposite bi-free partial $$S$$-transform. Zbl 1402.46046
Skoufranis, Paul
2018
Bernstein functions of several semigroup generators on Banach spaces under bounded perturbations, II. Zbl 06905103
Mirotin, A. R.
2018
Eigenvalue interlacing for first order differential systems with periodic $$2 \times 2$$ matrix potentials and quasi-periodic boundary conditions. Zbl 1409.34075
Currie, Sonja; Roth, Thomas T.; Watson, Bruce A.
2018
Remarks on nearly equivalent operators. Zbl 06905108
Ko, Eungil; Lee, Mee-Jung
2018
Norms of hyponormal weighted composition operators on the Hardy and weighted Bergman spaces. Zbl 07093956
Fatehi, Mahsa; Shaabani, Mahmood Haji
2018
$$F_a$$-frame and Riesz sequences in $$L^2(\mathbb{R}_+)$$. Zbl 1421.42020
Li, Yun-Zhang; Zhang, Wei
2018
The Kunz-Souillard approach to localization for Jacobi operators. Zbl 1448.47044
Bucaj, Valmir
2018
Semigroups of truncated Toeplitz operators. Zbl 06982761
Yagoub, Ameur; Zarrabi, Mohamed
2018
Half-centered operators. Zbl 06982764
Giselsson, Olof
2018
The modified Parseval equality of Sturm-Liouville problems with coupled boundary condition. Zbl 06982768
Dan, Mu; Sun, Jiong; Ao, Ji-Jun; Xie, Junhui
2018
A note on the rational canonical form of an endomorphism of a vector space of finite dimension. Zbl 1402.15008
Ballester-Bolinches, Adolfo; Esteban-Romero, Ramón; Pérez-Calabuig, Vicente
2018
On supercyclicity for abelian semigroups of matrices on $$\mathbb{R}^n$$. Zbl 06982775
Herzi, Salah; Marzougui, Habib
2018
Inverse Sturm-Liouville problem for a star graph by three spectra. Zbl 1398.34041
Pivovarchik, Vyacheslav
2018
On the open ball centered at an invertible element of a Banach algebra. Zbl 1403.46038
Sebastian, Geethika; Daniel, Sukumar
2018
The Shilov boundary for a $$q$$-analog of the holomorphic functions on the unit ball of $$2\times2$$ symmetric matrices. Zbl 1430.17045
Johansson, Jimmy; Turowska, Lyudmila
2018
Eigenvalue asymptotics for Zakharov-Shabat systems with long-range potentials. Zbl 1394.34182
Klaus, Martin
2018
Distance estimates, norm of Hankel operators and related questions. Zbl 1462.47023
Altwaijry, Najla; Baazeem, Amani S.; Garayev, Mubariz
2018
On symmetry of Birkhoff-James orthogonality of linear operators on finite-dimensional real Banach spaces. Zbl 1465.47014
Sain, Debmalya; Ghosh, Puja; Paul, Kallol
2017
Pseudospectrum of an element of a Banach algebra. Zbl 1456.47002
Krishnan, Arundhathi; Kulkarni, S. H.
2017
Convex-cyclic matrices, convex-polynomial interpolation and invariant convex sets. Zbl 06803888
Feldman, Nathan S.; Mcguire, Paul
2017
Maps preserving the local spectrum of the skew Jordan product of operators. Zbl 1367.47045
Achchi, Abdelali; Mabrouk, Mohammed; Marzouki, Rabi
2017
Resonance free regions and non-Hermitian spectral optimization for Schrödinger point interactions. Zbl 1379.35059
Albeverio, Sergio; Karabash, Illya M.
2017
The Jordan algebraic structure of the circular cone. Zbl 1404.17046
Alzalg, Baha
2017
On the DJL conjecture for order 6. Zbl 1366.15030
Shaked-Monderer, Naomi
2017
Asymmetric truncated Toeplitz operators on finite-dimensional spaces. Zbl 1367.47030
Jurasik, Joanna; Łanucha, Bartosz
2017
On the structure of split involutive regular Hom-Lie algebras. Zbl 1425.17044
Zhang, Jian; Zhang, Chiping; Cao, Yan
2017
An observation about normaloid operators. Zbl 06787265
Chan, Jor-Ting; Chan, Kong
2017
On decomposition of operators having $$\Gamma_3$$ as a spectral set. Zbl 06787266
Pal, Sourav
2017
Multipliers of Hilbert spaces of analytic functions on the complex half-plane. Zbl 1377.30049
Kucik, Andrzej Stanisław
2017
Moore-Penrose inverse of conditional type operators. Zbl 1394.47037
Jabbarzadeh, M. R.; Chegeni, M. Sohrabi
2017
Characterization of truncated Toeplitz operators by conjugations. Zbl 06787260
Kliś-Garlicka, Kamila; Łanucha, Bartosz; Ptak, Marek
2017
Operator models for Hilbert locally $$C^{\ast}$$-modules. Zbl 06787246
Gheondea, Aurelian
2017
Normal weighted composition operators on the Fock space of $$\mathbb{C}^{N}$$. Zbl 06787249
Zhao, Liankuo
2017
The effect of perturbations of operator-valued frame sequences and fusion frames on their duals. Zbl 1383.42031
Kutyniok, Gitta; Paternostro, Victoria; Philipp, Friedrich
2017
Spectra of Laplacians on forms on an infinite graph. Zbl 1373.05101
2017
Spectral analysis of non-self-adjoint Jacobi operator associated with Jacobian elliptic functions. Zbl 1465.47021
Siegl, Petr; Štampach, František
2017
Inverse problems for a class of Sturm-Liouville operators with the mixed spectral data. Zbl 1368.34028
Wang, Yu Ping
2017
Analytic model of doubly commuting contractions. Zbl 1375.32011
Bhattacharyya, T.; Narayanan, E. K.; Sarkar, Jaydeb
2017
On the normalized numerical range. Zbl 1369.15013
Spitkovsky, Ilya M.; Stoica, Andrei-Florian
2017
Operator-valued maps on Hilbert $$C^{\ast}$$-modules. Zbl 1382.46045
2017
C-E type Toeplitz operators on $$L_{a}^{2}(\mathbb{D})$$. Zbl 06787264
2017
Hyponormal Toeplitz operators on the Bergman space. Zbl 06787247
2017
KSGNS construction for $$\tau$$-maps on S-modules and $$\mathfrak{K}$$-families. Zbl 1382.46046
Dey, Santanu; Trivedi, Harsh
2017
The invertibility for linear combinations of bounded linear operators with closed range. Zbl 06787251
Hai, Guojun; Bao, Chegen; Chen, Alatancang
2017
Some results on absolute continuity for unbounded Jacobi matrices. Zbl 06803880
Dombrowski, Joanne
2017
Spectra of infinite graphs via Schur complement. Zbl 1373.05127
Golinskii, L.
2017
Lifting commuting 3-isometric tuples. Zbl 06803885
Russo, Benjamin
2017
Orthogonality graph of the algebra of upper triangular matrices. Zbl 1373.05102
2017
Cofactors and eigenvectors of banded Toeplitz matrices: trench formulas via skew Schur polynomials. Zbl 1375.05267
Maximenko, Egor A.; Moctezuma-Salazar, Mario Alberto
2017
A bound for the Hilbert-Schmidt norm of generalized commutators of nonself-adjoint operators. Zbl 1367.47042
Gil&rsquo;, Michael
2017
Diffusive systems and weighted Hankel operators. Zbl 1367.47032
Abusaksaka, Aolo Bashar; Partington, Jonathan R.
2017
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