## Found 1,716 Documents (Results 1–100)

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### Uncertainty principle for the Fourier-like multipliers operators in $$q$$-Rubin setting. (English)Zbl 07634504

MSC:  43A32 43A22
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### A pedagogical note on the computation of relative entropy of two $$n$$-mode Gaussian states. (English)Zbl 07633092

Accardi, Luigi (ed.) et al., Infinite dimensional analysis, quantum probability and applications, QP41. Proceedings of the 41st conference, United Arab Emirates University (UAEU), Al Ain, Abu Dhabi, United Arab Emirates, virtual, March 28 – April 1, 2021. Cham: Springer. Springer Proc. Math. Stat. 390, 55-72 (2022).
MSC:  46L60 81P50
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### Weyl sets in a truncated matricial Stieltjes moment problem. (English)Zbl 07609797

MSC:  44A60 47A57 30E05
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### Commuting elements in the first Weyl algebra over $$\mathbb{Q}$$. (English. Russian original)Zbl 1499.14059

Sib. Math. J. 63, No. 5, 883-893 (2022); translation from Sib. Mat. Zh. 63, No. 5, 1052-1063 (2022).
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### Weyl’s theorem for functions of operators and stability. (Chinese. English summary)Zbl 07594579

MSC:  47A10 47A60 47A53
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### Maps preserving some spectral domains of operator products. (English)Zbl 07569082

MSC:  47B49 47A10 47A25
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### Weyl’s law for the eigenvalues of the Neumann-Poincaré operators in three dimensions: Willmore energy and surface geometry. (English)Zbl 07567808

MSC:  47A75 58J50
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### The Weyl matrix balls corresponding to the matricial truncated Hamburger moment problem. (English)Zbl 07562741

MSC:  44A60 47A57 30E05
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### Completion problems on operator matrices. (English)Zbl 07550580

Mathematical Surveys and Monographs 267. Providence, RI: American Mathematical Society (AMS) (ISBN 978-1-4704-6987-0/pbk; 978-1-4704-7113-2/ebook). xiii, 170 p. (2022).
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### Threefold Weyl points for the Schrödinger operator with periodic potentials. (English)Zbl 1497.35403

MSC:  35Q40 35Q60 35P99
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### On backward Aluthge iterates of complex symmetric operators. (English)Zbl 07531856

MSC:  47A05 47A11 47A53
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### Modular structure of the Weyl algebra. (English)Zbl 1496.46061

MSC:  46L40 81T05 46L60
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### Equivalent norms for modulation spaces from positive Cohen’s class distributions. (English)Zbl 07497563

MSC:  47B10 47B34 42B35
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MSC:  35Qxx
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### Twisted B-splines in the complex plane. (English)Zbl 1484.41007

MSC:  41A15 42C15 43A30
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### Compact perturbations of operators with property $$(t)$$. (English)Zbl 07642662

MSC:  47B20 47A10
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### Bicomplex frames. (English)Zbl 07618797

MSC:  42C15 41A58
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### The essential and Weyl spectral properties of closed upper triangular operator matrices. (Chinese. English summary)Zbl 07592807

MSC:  47A53 47A55 47A10
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### A class of operators related to $$m$$-symmetric operators. (English)Zbl 07577629

MSC:  47B20 47A10 47A53
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### On the resolvent of singular $$q$$-Sturm-Liouville operators. (English)Zbl 1489.39008

MSC:  39A13 34B20 34B24
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### Analytic extension of totally polynomially posinormal operators. (English)Zbl 07523870

MSC:  47A11 47A15 47B20

### The original Weyl-Titchmarsh functions and sectorial Schrödinger L-systems. (English)Zbl 07523171

de Snoo, H. S. V. (ed.) et al., Contributions to mathematics and statistics. Essays in honor of Seppo Hassi. Vaasa: University of Vaasa, School of Technology and Innovation. Acta Wasaensia 462, 37-53 (2021).
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### A class of dissipative differential operators of order three. (English)Zbl 1484.34089

MSC:  34B20 34L10 47A48
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### Weyl type theorems for algebriacally class $$p$$-$$wA(s,t)$$ operators. (English)Zbl 1497.47011

MSC:  47A10 47A53 47B20
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### New extension of fractional-calculus results associated with product of certain special functions. (English)Zbl 1499.26008

MSC:  26A33 33C60
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### Essential S-spectrum for quaternionic quasi-compact operators on right quaternionic Hilbert spaces. (English)Zbl 1481.47116

MSC:  47S05 47A06 47A55
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### Variations of Weyl type theorems for upper triangular operator matrices. (English)Zbl 07432526

MSC:  47A10 47A53
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### Invariant Schrödinger operators with point interactions at the vertices of a regular polyhedron. (English. Russian original)Zbl 07431866

Math. Notes 110, No. 3, 463-469 (2021); translation from Mat. Zametki 110, No. 3, 471-477 (2021).
MSC:  47Axx 81Qxx 35Jxx
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MSC:  17B10
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### Continuity of the spectrum and Weyl type theorems for extension of 2-isometric operators. (English)Zbl 07402101

MSC:  47A15 47B20
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### Right and left Weyl operator matrices in a Banach space setting. (English)Zbl 1481.47002

MSC:  47A08 47A10 47B01
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### Star product on the Euclidean motion group in the plane. (English)Zbl 1471.81058

Mladenov, Ivaïlo M. (ed.) et al., Proceedings of the 22nd international conference on geometry, integrability and quantization, Varna, Bulgaria, June 8–13, 2020. Sofia: Bulgarian Academy of Sciences, Institute of Biophysics and Biomedical Engineering. Geom. Integrability Quantization 22, 209-218 (2021).
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### Weyl-Heisenberg frame operators and Kohn-Nirenberg symbols. (English)Zbl 1471.42068

MSC:  42C15 47G30
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### The characteristic matrix function of a dissipative Hamiltonian operator. (English)Zbl 07376611

MSC:  47A48 34B20 34B37
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### On orthogonal systems with extremely large $$L_2$$-norm of the maximal operator. (English. Russian original)Zbl 1467.42046

Math. Notes 109, No. 3, 459-472 (2021); translation from Mat. Zametki 109, No. 3, 436-451 (2021).
MSC:  42C10 42B25
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### Balian-Low type theorems on $$L^2(\mathbb{C})$$. (English)Zbl 1466.42027

MSC:  42C15 47B38 42B25
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### A practical method for recovering Sturm-Liouville problems from the Weyl function. (English)Zbl 07357685

MSC:  34A55 34B24 34B20
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MSC:  47G30
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### Quantum harmonic analysis. An introduction. (English)Zbl 1476.81001

Advances in Analysis and Geometry 4. Berlin: De Gruyter (ISBN 978-3-11-072261-1/hbk; 978-3-11-072277-2/ebook). xvii, 220 p. (2021).
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### Fractional diffusion with time-dependent diffusion coefficient. (English)Zbl 1488.35556

MSC:  35R11 26A36
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MSC:  47B35
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### Transformation operators for the Schrödinger equation with a linearly increasing potential. (English)Zbl 07619251

MSC:  34A55 34B20 34L05
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### Application of spectral mapping method to Dirac operator. (English)Zbl 1493.34049

MSC:  34A55 34B24 34L05
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### Operator matrices and their Weyl type theorems. (English)Zbl 1500.47007

MSC:  47A08 47A10 47A53
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MSC:  47B15
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### On a general theorem connecting Laplace transform and generalized Weyl fractional integral operator involving Fox’s $$H$$-function and a general class of functions. (English)Zbl 07458948

MSC:  44A10 26A33 33C65
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MSC:  47A10
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### Spectral properties of Landau Hamiltonians with non-local potentials. (English)Zbl 1472.35108

MSC:  35J10 35P20
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### Closedness of ranges for operator matrices and its application. (Chinese. English summary)Zbl 1474.47001

MSC:  47A05 47A53
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### Specificity of Petrov classification of (anti-)self-dual zero signature metrics. (English. Russian original)Zbl 1477.53030

Russ. Math. 64, No. 9, 50-60 (2020); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2020, No. 9, 56-67 (2020).
MSC:  53B30 58A14 53C18
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### On couplings of symmetric operators with possibly unequal and infinite deficiency indices. (English)Zbl 1496.47043

MSC:  47B25 34B20 47A48
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### A variation of $$L^p$$ uncertainty principles in Weinstein setting. (English)Zbl 1472.43005

MSC:  43A32 44A15
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### Class $$p$$-$$wA(s,t)$$ composition operators. (English)Zbl 07337142

MSC:  47B20 47B38
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### New inequalities for rotor frames in Hilbert space. (English)Zbl 1462.42055

MSC:  42C15 46L99 47A58
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### A closer look at the solution set of the truncated matricial moment problem $$\mathsf{M}[ [\alpha,\infty); (s_{j})_{j=0}^{m}, \preccurlyeq]$$. (English)Zbl 1467.44007

Alpay, Daniel (ed.) et al., Complex function theory, operator theory, Schur analysis and systems theory. A volume in honor of V. E. Katsnelson. Cham: Birkhäuser. Oper. Theory: Adv. Appl. 280, 387-492 (2020).
MSC:  44A60 47A57 30E05
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