Articles containing subject class 47A53:

MIA-04-11 » Weyl's Theorem for Class A Operators (01/2001)
OaM-01-25 » Semi-Fredholm singular integral operators with piecewise continuous coefficients on weighted variable Lebesgue spaces are Fredholm (09/2007)
OaM-02-13 » Invertibility and Fredholmness of linear combinations of quadratic, k-potent and nilpotent operators (06/2008)
OaM-02-18 » Fredholmness and index of operators in the Wiener algebra are independent of the underlying space (06/2008)
OaM-05-06 » A note on the Fredholm properties of Toeplitz operators on weighted Bergman spaces with matrix-valued symbols (03/2011)
OaM-05-13 » Strongly approximative similarity of a dense class of operators (06/2011)
MIA-14-50 » Weyl type theorems and class A(s,t) operators (07/2011)
OaM-06-12 » Samuel multiplicities and Browder spectrum of operator matrices (03/2012)
OaM-06-14 » Fredholm stability results for linear combinations of m-potent operators (03/2012)
OaM-07-45 » Spectral properties between operator matrices and Helton class (12/2013)
OaM-08-11 » Essential spectra of some matrix operators by means of measures of weak noncompactness (03/2014)
OaM-08-52 » Fredholmness and index of simplest singular integral operators with two slowly oscillating shifts (12/2014)
OaM-08-53 » Properties of complex symmetric operators (12/2014)
OaM-09-01 » Factorization of some triangular matrix functions and its applications (03/2015)
OaM-09-12 » A transmission problem for the Helmholtz equation with higher order boundary conditions (03/2015)
OaM-09-45 » 𝐂*-algebras of Bergman type operators with continuous coefficients on polygonal domains (12/2015)
OaM-10-02 » Powers of posinormal operators (03/2016)
OaM-10-22 » Note on some operator equations and local spectral properties (06/2016)
OaM-10-50 » On the index of a non-Fredholm model operator (12/2016)
OaM-11-37 » Spectra of Laplacians on forms on an infinite graph (06/2017)
OaM-12-21 » Hypercyclicity and Weyl type theorems for operator matrices (06/2018)
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)
OaM-13-65 » α-Fredholm operators relative to invariant subspaces (12/2019)
OaM-13-67 » Isolated eigenvalues, poles and compact perturbations of Banach space operators (12/2019)
OaM-15-11 » The g-Drazin inverses of special operator matrices (03/2021)
OaM-15-87 » The APS-index and the spectral flow (12/2021)
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)
MIA-25-23 » On backward Aluthge iterates of complex symmetric operators (04/2022)
OaM-16-80 » Erratum/Addendum to “Powers of posinormal operators”, Operators and Matrices 10 (2016), 15–27 (12/2022)
OaM-17-19 » The stability of property (gt) under perturbation and tensor product (06/2023)
OaM-17-70 » The essential spectrum equalities of 2×2 unbounded upper triangular operator matrices (12/2023)