Works about SELFADJOINT operators

Results: 812

Spaces of distributions on product metric spaces associated with operators.

Published in:

Dissertationes Mathematicae, 2025, n. 603, p. 1, doi. 10.4064/dm240609-7-3

By:

GEORGIADIS, A. G.;
KYRIAZIS, G.;
PETRUSHEV, P.

Publication type:

Article

On the convergence of numerical integration as a finite matrix approximation to multiplication operator.

Published in:

Calcolo, 2023, v. 60, n. 2, p. 1, doi. 10.1007/s10092-023-00518-4

By:

Sarmavuori, Juha;
Särkkä, Simo

Publication type:

Article

Analysis of the spectral symbol associated to discretization schemes of linear self-adjoint differential operators.

Published in:

Calcolo, 2021, v. 58, n. 3, p. 1, doi. 10.1007/s10092-021-00426-5

By:

Bianchi, Davide

Publication type:

Article

Self-adjoint commuting ordinary differential operators.

Published in:

Inventiones Mathematicae, 2014, v. 197, n. 2, p. 417, doi. 10.1007/s00222-013-0486-8

By:

Mironov, Andrey

Publication type:

Article

Dirac Operators on Quantum Projective Spaces.

Published in:

Communications in Mathematical Physics, 2010, v. 295, n. 3, p. 731, doi. 10.1007/s00220-010-0989-8

By:

D'Andrea, Francesco;
Dąbrowski, Ludwik

Publication type:

Article

L p -Boundedness of the Wave Operator for the One Dimensional Schrödinger Operator.

Published in:

Communications in Mathematical Physics, 2006, v. 268, n. 2, p. 415, doi. 10.1007/s00220-006-0098-x

By:

D' Ancona, Piero;
Fanelli, Luca

Publication type:

Article

On the solvability of a boundary-value problem for second-order partial differential operator equations.

Published in:

Mathematical Notes, 2012, v. 91, n. 3/4, p. 445, doi. 10.1134/S0001434612030169

By:

Mirzoev, S.;
Dzhafarov, I.

Publication type:

Article

On the structure and properties of solutions of integro-differential equations arising in thermal physics and acoustics.

Published in:

Mathematical Notes, 2011, v. 90, n. 3/4, p. 455, doi. 10.1134/S000143461109015X

By:

Rautian, N.

Publication type:

Article

Positive definite functions and spectral properties of the Schrödinger operator with point interactions.

Published in:

Mathematical Notes, 2011, v. 90, n. 1/2, p. 149, doi. 10.1134/S0001434611070157

By:

Goloshchapova, N.;
Zastavnyi, V.;
Malamud, M.

Publication type:

Article

On the self-adjoint subspace of the one-velocity transport operator.

Published in:

Mathematical Notes, 2011, v. 89, n. 1/2, p. 106, doi. 10.1134/S0001434611010111

By:

Romanov, R. V.;
Tikhomirov, M. A.

Publication type:

Article

Pontryagin’s theorem and spectral stability analysis of solitons.

Published in:

Mathematical Notes, 2009, v. 86, n. 5/6, p. 612, doi. 10.1134/S0001434609110029

By:

Azizov, T. Ya.;
Chugunova, M. V.

Publication type:

Article

On spectral properties of the discrete Schrödinger operator with pure imaginary finite potential.

Published in:

Mathematical Notes, 2009, v. 85, n. 3/4, p. 437, doi. 10.1134/S0001434609030146

By:

Faddeev, M.

Publication type:

Article

The spectral function for some products of self-adjoint operators.

Published in:

Mathematical Notes, 2007, v. 81, n. 5/6, p. 847, doi. 10.1134/S000143460705032X

By:

Denisov, M.

Publication type:

Article

Non-self-adjoint sturm-liouville operators with matrix potentials.

Published in:

Mathematical Notes, 2007, v. 81, n. 3/4, p. 440, doi. 10.1134/S0001434607030200

By:

Veliev, O.

Publication type:

Article

Similarity of some J-nonnegative operators to self-adjoint operators.

Published in:

Mathematical Notes, 2006, v. 80, n. 1/2, p. 131, doi. 10.1007/s11006-006-0117-4

By:

Kostenko, A. S.

Publication type:

Article

Similarity between J-Self-Adjoint Sturm--Liouville Operators with Operator Potential and Self-Adjoint Operators.

Published in:

Mathematical Notes, 2005, v. 78, n. 3/4, p. 581, doi. 10.1007/s11006-005-0159-z

By:

Karabash, I. M.;
Hassi, S.

Publication type:

Article

Similarity of Indefinite Sturm-Liouville Operators with Singular Potential to a Self-Adjoint Operator.

Published in:

Mathematical Notes, 2005, v. 78, n. 1/2, p. 134, doi. 10.1007/s11006-005-0107-y

By:

Kostenko, A. S.

Publication type:

Article

Operators in Krein Space.

Published in:

Mathematical Notes, 2004, v. 76, n. 3/4, p. 306, doi. 10.1023/B:MATN.0000043457.53581.fa

By:

Azizov, T. Ya.;
Sukhocheva, L. I.;
Shtraus, V. A.

Publication type:

Article

On Self-Adjoint Extensions of Schrödinger Operators Degenerating on a Pair of Half-Lines and the Corresponding Markovian Cocycles.

Published in:

Mathematical Notes, 2004, v. 76, n. 3/4, p. 315, doi. 10.1023/B:MATN.0000043458.91218.7b

By:

Amosov, G. G.;
Sakbaev, V. Zh.

Publication type:

Article

Reconstruction of Non-Self-Adjoint Differential Systems on the Half-Line from the Weyl Matrix.

Published in:

Mathematical Notes, 2004, v. 76, n. 1/2, p. 296, doi. 10.1023/B:MATN.0000036768.65959.6e

By:

Yurko, V.A.

Publication type:

Article

Asymptotic Decoherence in Infinite-Dimensional Quantum Systems with Quadratic Hamiltonians.

Published in:

Mathematical Notes, 2003, v. 73, n. 1/2, p. 136, doi. 10.1023/A:1022190521281

By:

Kupsch, J.;
Smolyanov, O.G.

Publication type:

Article

On Spectral Properties of a Certain Class of Perturbed Operators.

Published in:

Journal of Mathematical Sciences, 2022, v. 263, n. 5, p. 653, doi. 10.1007/s10958-022-05956-z

By:

Garkavenko, G. V.

Publication type:

Article

A Stable Difference Scheme for a Third-Order Partial Differential Equation.

Published in:

Journal of Mathematical Sciences, 2022, v. 260, n. 4, p. 399, doi. 10.1007/s10958-022-05702-5

By:

Ashyralyev, A.;
Belakroum, Kh.

Publication type:

Article

Nonlocal Problem with Multipoint Perturbations of Sturm-Type Boundary Conditions for an Ordinary Differential Equation of Even Order.

Published in:

Journal of Mathematical Sciences, 2021, v. 258, n. 4, p. 392, doi. 10.1007/s10958-021-05555-4

By:

Baranetskij, Ya. О.;
Kalenyuk, P. І.

Publication type:

Article

Nonlocal Problem with Multipoint Perturbations of Dirichlet Conditions for Even-Order Partial Differential Equations with Constant Coefficients.

Published in:

Journal of Mathematical Sciences, 2021, v. 256, n. 4, p. 375, doi. 10.1007/s10958-021-05433-z

By:

Baranetskij, Ya. O.;
Kalenyuk, P. I.

Publication type:

Article

Linear Functional Equations with 𝔇H-Unstable Solutions.

Published in:

Journal of Mathematical Sciences, 2021, v. 253, n. 2, p. 289, doi. 10.1007/s10958-021-05228-2

By:

Slyusarchuk, V. Yu.

Publication type:

Article

Approximate Solutions of One Abstract Cauchy Problem.

Published in:

Journal of Mathematical Sciences, 2021, v. 253, n. 2, p. 230, doi. 10.1007/s10958-021-05224-6

By:

Horodets'kyi, V. V.;
Martynyuk, O. V.

Publication type:

Article

Generalized Jacobi Matrices and Spectral Analysis of Differential Operators with Polynomial Coefficients.

Published in:

Journal of Mathematical Sciences, 2021, v. 252, n. 2, p. 213, doi. 10.1007/s10958-020-05154-9

By:

Mirzoev, K. A.;
Konechnaya, N. N.;
Safonova, T. A.;
Tagirova, R. N.

Publication type:

Article

Laplacians on Smooth Distributions as C*-Algebra Multipliers.

Published in:

Journal of Mathematical Sciences, 2021, v. 252, n. 2, p. 190, doi. 10.1007/s10958-020-05153-w

By:

Kordyukov, Yu. A.

Publication type:

Article

Trace and Commutators of Measurable Operators Affiliated to a Von Neumann Algebra.

Published in:

Journal of Mathematical Sciences, 2021, v. 252, n. 1, p. 8, doi. 10.1007/s10958-020-05137-w

By:

Bikchentaev, A. M.

Publication type:

Article

Trace and Commutators of Measurable Operators Affiliated to a Von Neumann Algebra.

Published in:

Journal of Mathematical Sciences, 2020, v. 251, n. 6, p. 8, doi. 10.1007/s10958-020-05137-w

By:

Bikchentaev, A. M.

Publication type:

Article

L2- Approximation of Resolvents in Homogenization of Higher Order Elliptic Operators.

Published in:

Journal of Mathematical Sciences, 2020, v. 251, n. 6, p. 902, doi. 10.1007/s10958-020-05135-y

By:

Pastukhova, S. E.

Publication type:

Article

Conditions for the Absolute Instability of the Solutions of Difference Equations with Self-Adjoint Operator Coefficients.

Published in:

Journal of Mathematical Sciences, 2020, v. 247, n. 2, p. 351, doi. 10.1007/s10958-020-04806-0

By:

Slyusarchuk, V. Yu.;
Slyusarchuk, L. M.

Publication type:

Article

On Compressions of Self-Adjoint Extensions of a Symmetric Linear Relation with Unequal Deficiency Indices.

Published in:

Journal of Mathematical Sciences, 2020, v. 246, n. 5, p. 671, doi. 10.1007/s10958-020-04772-7

By:

Mogilevskii, Vadim I.

Publication type:

Article

Nonlocal Multipoint Problem with Multiple Spectrum for an Ordinary (2n)TH Order Differential Equation.

Published in:

Journal of Mathematical Sciences, 2020, v. 246, n. 2, p. 152, doi. 10.1007/s10958-020-04727-y

By:

Baranetskij, Ya. O.;
Kalenyuk, P. I.

Publication type:

Article

Elliptic Operators in Multidimensional Cylinders with Frequently Alternating Boundary Conditions Along a Given Curve.

Published in:

Journal of Mathematical Sciences, 2020, v. 244, n. 3, p. 378, doi. 10.1007/s10958-019-04624-z

By:

Borisov, D. I.

Publication type:

Article

Resolvent Kernels of Self-Adjoint Extensions of the Laplace Operator on the Subspace of Solenoidal Vector Functions.

Published in:

Journal of Mathematical Sciences, 2019, v. 243, n. 6, p. 835, doi. 10.1007/s10958-019-04582-6

By:

Bolokhov, T. A.

Publication type:

Article

The Scalar Products of the Regular Analytic Vectors of the Laplace Operator in the Solenoidal Subspace.

Published in:

Journal of Mathematical Sciences, 2019, v. 242, n. 5, p. 642, doi. 10.1007/s10958-019-04503-7

By:

Bolokhov, T. A.

Publication type:

Article

On Asymptotics of Solutions to Some Linear Differential Equations.

Published in:

Journal of Mathematical Sciences, 2019, v. 241, n. 5, p. 614, doi. 10.1007/s10958-019-04451-2

By:

Mirzoev, K. A.;
Konechnaya, N. N.;
Safonova, T. A.;
Tagirova, R. N.

Publication type:

Article

Calculation of Spectral Characteristics of Perturbed Self-Adjoint Operators by Methods of Regularized Traces.

Published in:

Journal of Mathematical Sciences, 2019, v. 241, n. 5, p. 570, doi. 10.1007/s10958-019-04446-z

By:

Kadchenko, S. I.;
Kakushkin, S. N.

Publication type:

Article

On the τ-Compactness of Products of τ -Measurable Operators Adjoint to Semi-Finite Von Neumann Algebras.

Published in:

Journal of Mathematical Sciences, 2019, v. 241, n. 4, p. 458, doi. 10.1007/s10958-019-04437-0

By:

Bikchentaev, A. M.

Publication type:

Article

Abstract Mixed Boundary-Value and Spectral Conjugation Problems and their Applications.

Published in:

Journal of Mathematical Sciences, 2019, v. 239, n. 5, p. 608, doi. 10.1007/s10958-019-04318-6

By:

Kopachevskii, N. D.;
Radomirskaya, K. A.

Publication type:

Article

Boundary-Value Problems with Birkhoff Regular but not Strongly Regular Conditions for a Second-Order Differential Operator.

Published in:

Journal of Mathematical Sciences, 2019, v. 238, n. 1, p. 1, doi. 10.1007/s10958-019-04214-z

By:

Baranetskij, Ya. О.;
Kalenyuk, P. І.

Publication type:

Article

Completion and extension of operators in Kreĭn spaces.

Published in:

Journal of Mathematical Sciences, 2017, v. 224, n. 4, p. 493, doi. 10.1007/s10958-017-3431-3

By:

Baidiuk, Dmytro

Publication type:

Article

1-D Schrödinger Operators with Local Interactions on a Discrete Set with Unbounded Potential.

Published in:

Journal of Mathematical Sciences, 2017, v. 220, n. 5, p. 554, doi. 10.1007/s10958-016-3200-8

By:

Ananieva, Aleksandra

Publication type:

Article

Properties of the Radial Part of the Laplace Operator for l=1 in a Special Scalar Product.

Published in:

Journal of Mathematical Sciences, 2016, v. 215, n. 5, p. 560, doi. 10.1007/s10958-016-2861-7

By:

Bolokhov, T.

Publication type:

Article

On one class of nonself-adjoint operators associated with differential equations of fractional order.

Published in:

Journal of Mathematical Sciences, 2016, v. 214, n. 2, p. 147, doi. 10.1007/s10958-016-2765-6

By:

Aleroev, Temirkhan;
Aleroeva, Hedi

Publication type:

Article

Boundedness of Oscillation and Variation of Semigroups in Musielak–Orlicz–Hardy Spaces.

Published in:

Frontiers of Mathematics, 2023, v. 18, n. 3, p. 639, doi. 10.1007/s11464-021-0205-5

By:

Hu, Wenting

Publication type:

Article

Relative Morse Index Theory Without Compactness Assumption.

Published in:

Frontiers of Mathematics, 2023, v. 18, n. 3, p. 731, doi. 10.1007/s11464-019-0013-3

By:

Wang, Qi;
Wu, Li

Publication type:

Article

EVENLY POSITIVE DEFINITE FUNCTION OF HILBERT SPACE. SELF-ADJOINT OPERATORS WHICH ARE CONNECTED BY ALGEBRAIC RELATIONSHIP.

Published in:

Matematychni Studii, 2021, v. 55, n. 1, p. 85, doi. 10.30970/ms.55.1.85-93

By:

LOPOTKO, O. V.

Publication type:

Article