47A10

Articles containing subject class 47A10:

MIA-05-32 » On the Riesz idempotent of class A operators (04/2002)
MIA-06-11 » Heinz and McIntosh inequalities, Aluthge transformation and the spectral radius (01/2003)
MIA-08-32 » Asymptotic stability and integral inequalities for solutions of linear systems on Radon-Nikodým spaces (04/2005)
OaM-01-03 » Location of the spectrum of operator matrices which are associated to second order equations (03/2007)
OaM-01-14 » Spectral continuity of k-th roots of hyponormal operators (06/2007)
OaM-01-26 » Invertibility for spectral triangles (09/2007)
OaM-02-17 » Stieltjes like functions and inverse problems for systems with Schrödinger operator (06/2008)
OaM-02-20 » Davis-Wielandt shells of operators (09/2008)
OaM-02-22 » On the spectra of some Toeplitz and Wiener-Hopf operators with almost periodic matrix symbols (09/2008)
OaM-04-12 » Linear maps preserving the minimum modulus (06/2010)
OaM-04-13 » Finite intertwinings and subscalarity (06/2010)
OaM-04-27 » Linear maps preserving the minimum and surjectivity moduli of operators (12/2010)
JMI-04-46 » Sums of real parts of eigenvalues of perturbed matrices (12/2010)
MIA-14-50 » Weyl type theorems and class A(s,t) operators (07/2011)
OaM-05-34 » SVEP and Bishop's property for k *-paranormal operators (09/2011)
JMI-05-36 » Quadratic interpolation and some operator inequalities (09/2011)
OaM-05-46 » Eigenvalue problem meets Sierpinski triangle: computing the spectrum of a non-self-adjoint random operator (12/2011)
OaM-06-03 » On the spectra of generalized Fibonacci and Fibonacci-like operators (03/2012)
OaM-06-04 » Inverse nodal problems for the Sturm-Liouville operator with eigenparameter dependent boundary conditions (03/2012)
OaM-06-07 » Partially hyper invariant subspaces (03/2012)
OaM-06-12 » Samuel multiplicities and Browder spectrum of operator matrices (03/2012)
OaM-06-32 » Ideals of compact operators with Nakano type norms in a Hilbert space (09/2012)
OaM-06-37 » Elementary models of unbounded Jacobi matrices with a few bounded gaps in the essential spectrum (09/2012)
OaM-07-30 » Saturation for Cesàro means of higher order (09/2013)
OaM-07-43 » On the spectra and pseudospectra of a class of non-self-adjoint random matrices and operators (12/2013)
OaM-07-45 » Spectral properties between operator matrices and Helton class (12/2013)
OaM-08-01 » Boundary data maps and Krein's resolvent formula for Sturm-Liouville operators on a finite interval (03/2014)
OaM-08-11 » Essential spectra of some matrix operators by means of measures of weak noncompactness (03/2014)
DEA-06-20 » Existence results for some nonlocal problems (08/2014)
OaM-08-32 » Green's function, resolvent, Parseval equality of differential operator with block-triangular matrix coefficients (09/2014)
OaM-08-63 » Spectral properties of normal operators having symmetries arising from conjugations (12/2014)
OaM-09-07 » Pseudospectrum and condition spectrum (03/2015)
JMI-09-34 » On quasi--n-paranormal operators (06/2015)
MIA-18-86 » On backward Aluthge iterates of hyponormal operators (07/2015)
OaM-09-30 » Spectral points of type π+ and type π- of closed operators in indefinite inner product spaces (09/2015)
OaM-09-32 » An observation concerning boundary points of the numerical range (09/2015)
OaM-10-04 » Preservers of pseudo spectra of operator Jordan triple products (03/2016)
OaM-10-12 » Peripheral local spectrum preservers and maps increasing the local spectral radius (03/2016)
OaM-10-20 » Additive maps preserving m-normal eigenvalues on ℬ(ℋ) (06/2016)
OaM-10-22 » Note on some operator equations and local spectral properties (06/2016)
OaM-10-29 » Variational principles for self-adjoint operator functions arising from second-order systems (09/2016)
OaM-10-32 » Spectral properties of k-quasi-*-n-paranormal operators (09/2016)
OaM-10-50 » On the index of a non-Fredholm model operator (12/2016)
MIA-20-09 » Local spectral property of relatively regular operators (01/2017)
OaM-11-10 » Maps preserving the local spectrum of the skew Jordan product of operators (03/2017)
OaM-11-18 » Pseudospectrum of an element of a Banach algebra (03/2017)
OaM-11-27 » Spectra of infinite graphs via Schur complement (06/2017)
OaM-11-33 » The spectral equality for upper triangular operator matrices with unbounded entries (06/2017)
JMI-11-40 » Some inequalities on power bounded operators acting on locally convex spaces (06/2017)
OaM-11-48 » The invertibility for linear combinations of bounded linear operators with closed range (09/2017)
OaM-11-50 » Second regularized trace of a differential operator with second order unbounded operator coefficient given in a finite interval (09/2017)
OaM-11-59 » Spectrum of (n,k)-quasiparanormal operators (09/2017)
OaM-11-60 » A spectral characterization of absolutely norming operators on S. N. ideals (09/2017)
OaM-11-80 » Recycling givens rotations for the efficient approximation of pseudospectra of band-dominated operators (12/2017)
OaM-12-06 » Estimates on singular values of functions of perturbed operators (03/2018)
OaM-12-15 » On the block numerical range of operators on arbitrary Banach spaces (03/2018)
OaM-12-19 » Some spectral properties of fourth order differential operator equation (03/2018)
OaM-12-21 » Hypercyclicity and Weyl type theorems for operator matrices (06/2018)
OaM-12-33 » Remarks on nearly equivalent operators (06/2018)
OaM-12-34 » Maps preserving the local spectrum of some matrix products (06/2018)
OaM-12-56 » Nonlinear maps preserving condition spectrum of Jordan skew triple product of operators (12/2018)
OaM-12-58 » The Spectrum and fine spectrum of generalized Rhaly-Cesàro matrices on c0 and c (12/2018)
OaM-12-69 » Weyl's theorem and its perturbations for the functions of operators (12/2018)
OaM-13-14 » Commutativity and spectral properties of kth-order slant little Hankel operators on the Bergman space (03/2019)
OaM-13-16 » On the essential spectra of unbounded operator matrices with non diagonal domain and an application (03/2019)
OaM-13-25 » Spectral mapping theorems for Weyl spectrum and isolated spectral points (06/2019)
MIA-22-63 » (A,m)-Symmetric commuting tuples of operators on a Hilbert space (07/2019)
OaM-13-43 » Left and right generalized Drazin invertible operators on Banach spaces and applications (09/2019)
OaM-13-49 » Maps preserving the peripheral local spectrum of some product of operators (09/2019)
OaM-13-52 » On multiplicity of spectrum for Anderson type operators with higher rank perturbations (09/2019)
OaM-13-62 » Sylvester equations and polynomial separation of spectra (09/2019)
OaM-13-67 » Isolated eigenvalues, poles and compact perturbations of Banach space operators (12/2019)
OaM-13-78 » A note on preservers of pseudo spectrum of matrix products (12/2019)
OaM-14-07 » Operators with minimal pseudospectra and connections to normality (03/2020)
OaM-14-17 » Norms, kernels and eigenvalues of some infinite graphs (03/2020)
OaM-14-18 » On the numerical range and operator norm of V2 (03/2020)
OaM-14-19 » The spectrum of the restriction to an invariant subspace (03/2020)
MIA-23-55 » Operator norm and numerical radius analogues of Cohen's inequality (04/2020)
OaM-14-40 » Schrödinger operators with potential waveguides on periodic graphs (09/2020)
OaM-14-62 » Topological properties of the block numerical range of operator matrices (12/2020)
OaM-14-65 » Explicit Krein resolvent identities for singular Sturm-Liouville operators with applications to Bessel operators (12/2020)
OaM-15-28 » Closedness of ranges of unbounded upper triangular operator matrices (06/2021)
OaM-15-42 » Properties of J-self-adjoint operators (06/2021)
OaM-15-55 » The spectrum of q-Cesàro matrices on c and its various spectral decomposition for 0<q<1 (09/2021)
OaM-15-62 » On the compactness and spectra of the generalized difference operator on the spaces ℓ and bv (09/2021)
OaM-15-63 » Spectra of infinite graphs: two methods of computation (09/2021)
OaM-16-09 » A note on a spectral constant associated with an annulus (03/2022)
OaM-16-12 » On a characterization of Jeribi, Rakočević, Schechter, Schmoeger and Wolf essential spectra of a 3⨉3 block operator matrices with non diagonal domain and application (03/2022)
OaM-16-27 » Gaps between some spectral characteristics of direct sum of Hilbert space operators (06/2022)
OaM-16-31 » On a generalization of left and right invertible operators on Banach spaces (06/2022)
OaM-16-47 » On operators satisfying T*(T*2T2)pT ⩾ T*(T2T*2)pT (09/2022)
OaM-16-52 » A pseudospectral mapping theorem for operator pencils (09/2022)
JMI-16-65 » Spectral properties and characterization of quasi-n-hyponormal operators (09/2022)
OaM-16-63 » Universally symmetric norming operators are compact (12/2022)
OaM-17-02 » Characterizations of Hopfians spaces (03/2023)
OaM-17-08 » Preservers of condition spectra and pseudo spectra of Hermitian matrix Jordan products (03/2023)
JMI-17-16 » On the local Ritt resolvent condition (03/2023)
OaM-17-19 » The stability of property (gt) under perturbation and tensor product (06/2023)
OaM-17-43 » Spectral representation of absolutely minimum attaining unbounded normal operators (09/2023)
JMI-17-68 » On p-quasi-n-hyponormal operators (09/2023)
OaM-17-63 » Spectral inclusion property for a class of block operator matrices (12/2023)