## Found 4,327 Documents (Results 1–100)

100
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### The Agler reducing subspace for the operator-valued inner function over the bidisk. (English)Zbl 07529830

MSC:  47A15 47B38
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### The core operator and the compressed multipliers on $$M_{\psi,\varphi}$$-type submodules. (English)Zbl 07525102

MSC:  47A15 47B38
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### Finite rank perturbations of normal operators: spectral subspaces and Borel series. (English. French summary)Zbl 07524455

MSC:  47A15 47A55 47B15
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### Multivariable sub-Hardy Hilbert spaces invariant under the action of $$n$$-tuple of finite Blaschke factors. (English)Zbl 07503697

MSC:  47-XX 46-XX
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### Properties of compressed shifts on Beurling type quotient module of Hardy space over the bidisk. (English)Zbl 07491548

MSC:  47A65 47A15 47B38
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### Invariant subspaces of the direct sum of forward and backward shifts on vector-valued Hardy spaces. (English)Zbl 07489497

MSC:  47A15 47B37 47B35
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### Invariant subspaces of elliptic systems I: pseudodifferential projections. (English)Zbl 07474691

Reviewer: Yu Qiao (Xi’an)
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### Resolvent and logarithmic residues of a singular operator pencil in Hilbert spaces. (English)Zbl 07472512

MSC:  47A10 47A11 47A15
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### The existence of Hall polynomials for $$x^2$$-bounded invariant subspaces of nilpotent linear operators. (English)Zbl 07455899

MSC:  16G10 47A15
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### The wandering subspace property and Shimorin’s condition of shift operator on the weighted Bergman spaces. (English)Zbl 07423468

MSC:  47A15 47A20
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### Analytic extension of totally polynomially posinormal operators. (English)Zbl 07523870

MSC:  47A11 47A15 47B20

### Unifying the treatment of indefinite and semidefinite perturbations in the subspace perturbation problem. (English)Zbl 07515575

MSC:  47A55 47A15 47B15
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### On $$m$$-quasi-totally-$$(\alpha,\beta)$$-normal operators. (English)Zbl 07515567

MSC:  47B15 47B20 47A15
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### Nest algebras in an arbitrary vector space. (English)Zbl 07515555

MSC:  47A15 15A04 47D25
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### Invariant subspaces in SPN block cipher. (Russian. English summary)Zbl 07504245

MSC:  94A60 68P25
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### The role of the algebraic structure in Wold-type decomposition. (English)Zbl 07502407

MSC:  47A05 47A15 47A45
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### Corrigendum to: “On supercyclicity for abelian semigroups of matrices on $$\mathbb{R}^n$$”. (English)Zbl 07487158

MSC:  47A16 47A15
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### A note on the structure of normal Hamiltonian matrices. (English)Zbl 07487136

MSC:  15A21 15B99 47A15
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### Reducing subspaces of $$C_{00}$$ contractions. (English)Zbl 07474337

MSC:  47B35 47A15 47B38
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### Weakly supercyclic power bounded operators of class $$C_{1cdot}$$. (English)Zbl 07470539

MSC:  47A16 47A15
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### Invariance and normality of projections in the dual of Banach algebras. (English)Zbl 07469690

MSC:  47A15 43A22 46H20
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### Eigenvalue accumulation and bounds for non-selfadjoint matrix differential operators related to NLS. (English)Zbl 1478.35157

Exner, Pavel (ed.) et al., Partial differential equations, spectral theory, and mathematical physics. The Ari Laptev anniversary volume. Berlin: European Mathematical Society (EMS). EMS Ser. Congr. Rep., 445-456 (2021).
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### Nonlinear elliptic system with singular coefficient and with diffuse measure data. (English)Zbl 07438462

MSC:  47A15 46A32 47D20
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### Wold-type decomposition for bi-regular operators. (English)Zbl 07434741

MSC:  47A15 47B37
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### Representation of synthesizable differentiation-invariant subspaces of the Schwartz space. (English. Russian original)Zbl 07424709

Dokl. Math. 103, No. 3, 99-102 (2021); translation from Dokl. Ross. Akad. Nauk, Mat. Inform. Protsessy Upr. 498, 5-9 (2021).
MSC:  46F05
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### Comments on the cosmic convergence of nonexpansive maps. (English)Zbl 07419640

MSC:  47H09 47A15
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### Doubly commuting mixed invariant subspaces in the polydisc. (English)Zbl 1478.32016

MSC:  32A35 47A15
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### Semisymmetric $$Z_p$$-covers of the $$C20$$ graph. (English)Zbl 1473.05128

MSC:  05C25 20B25
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### On extension of Beurling-Helson-Lowdenslager theorem. (English)Zbl 07406045

MSC:  47A15 47B32 46E22
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### On reducing subspaces of a class of integral operator on Dirichlet spaces. (Chinese. English summary)Zbl 07403549

MSC:  47A15 47B37 47G10

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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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### Does a typical $$\ell_p$$-space contraction have a non-trivial invariant subspace? (English)Zbl 07398006

MSC:  47A15 47A16 54E52
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### Stability for the “essentially Kato” property for commuting tuples of bounded operators. (English)Zbl 07393800

MSC:  47A15 47A53 47A55
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### A closer look at Bishop operators. (English)Zbl 07393033

Bastos, M. Amélia (ed.) et al., Operator theory, functional analysis and applications. Proceedings of the 30th international workshop on operator theory and its applications, IWOTA 2019, Lisbon, Portugal, July 22–26, 2019. Cham: Birkhäuser. Oper. Theory: Adv. Appl. 282, 255-281 (2021).
MSC:  47A15 47B37 47B38
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### Factorisation of orthogonal projectors. (English)Zbl 07387054

MSC:  47A68 47A46
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### Coefficients of exponential series for analytic functions and the Pommiez operator. (English. Russian original)Zbl 1475.30015

J. Math. Sci., New York 257, No. 2, 206-245 (2021); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 161, 65-103 (2019).
MSC:  30B50 47A15 47A16
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### Absolutely minimum attaining closed operators. (English)Zbl 07383687

MSC:  47A05 47A10 47A15
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### Existence results of renormalized solutions for nonlinear $$p(\cdot)$$-parabolic equations with possibly singular measure data. (English)Zbl 07377749

MSC:  47A15 46A32 47D20
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### $$M_\varphi$$-type submodules over the bidisk. (English)Zbl 07375672

MSC:  47A15 47A20 47A10
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### On a conjecture by Mbekhta about best approximation by polar factors. (English)Zbl 07375588

MSC:  47A05 47A46 47A53
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### Strong hypercyclicity of Banach space operators. (English)Zbl 07374704

MSC:  47A16 47A15
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### Finite direct sums of cyclic embeddings. (English)Zbl 1468.05306

Assem, Ibrahim (ed.) et al., Advances in representation theory of algebras, ARTA VII. Conference in honor of José Antonio de la Peña’s 60th birthday, Instituto de Matemáticas, Universidad Nacional Autónoma de Mexico City, Mexico, September 24–28, 2018. Providence, RI: American Mathematical Society (AMS); Montreal: Centre de Recherches Mathématiques (CRM). Contemp. Math. 761, 159-169 (2021).
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### Minimal reducing subspaces of compression of a slant weighted Toeplitz operator. (English)Zbl 07370146

MSC:  47B37 47A15 47B35

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### A note on traces of forms with applications to the Bessel operator. (English)Zbl 07361670

Jeribi, Aref (ed.), Operator theory. Proceedings of the international conference on operator theory, Hammamet, Tunisia, April 30 – May 3, 2018. Berlin: De Gruyter. De Gruyter Proc. Math., 75-84 (2021).
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### Beurling-type invariant subspaces of the Poletsky-Stessin-Hardy spaces in the bidisc. (English)Zbl 07360836

MSC:  47A15 32C15
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### Joint $$m$$-quasihyponormal operators on a Hilbert space. (English)Zbl 07360835

MSC:  47A05 47A10 47A15
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### Power set of some quasinilpotent weighted shifts. (English)Zbl 1482.47061

MSC:  47B37 47A46
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### Invariant subspaces for Fréchet spaces without continuous norm. (English)Zbl 07357564

MSC:  47A15 47A16
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### $$\Delta$$-convergences of weighted averaged projections in $$\mathrm{CAT}(\kappa)$$ spaces. (English)Zbl 07356497

MSC:  47J25 47A46 53C23
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### The Riemann zeta function and kernels of Toeplitz operators. (English)Zbl 1469.11292

MSC:  11M06 47B35
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### Nonlinear elliptic system with variable exponents and singular coefficient and with diffuse measure data. (English)Zbl 07350322

MSC:  47A15 46A32 47D20
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### Spectral decompositions arising from Atzmon’s hyperinvariant subspace theorem. (English)Zbl 07345251

Reviewer: Eungil Ko (Seoul)
MSC:  47A15 47B37 47B38
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### Hypercyclic tuples of matrices on $$\mathbb{C}^n$$. (English)Zbl 07341315

MSC:  47A16 47A15
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### The dual of the compressed shift. (English)Zbl 07333160

MSC:  47A15 47A65 30J05
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### Simultaneous robust subspace recovery and semi-stability of quiver representations. (English)Zbl 1467.16014

MSC:  16G20 13A50 14L24
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### Verified inclusions for a nearest matrix of specified rank deficiency via a generalization of Wedin’s $$\sin (\theta)$$ theorem. (English)Zbl 1470.65088

MSC:  65F99 15A03
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### Dynamical sampling for shift-preserving operators. (English)Zbl 07328415

MSC:  47A15 94A20 42C15
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