Cover Image

Characterizations of positive operators via their powers

Fuente: arXiv

Saved in:

Bibliographic Details
Main Author:	Stanković, Hranislav
Format:	Preprint
Published:	2025
Subjects:	Functional Analysis 47B15, 47A12, 47A10
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Similar Items

On inequalities involving the spherical operator transforms
by: Kittaneh, Fuad, et al.
Published: (2025)

$q$-numerical radius of rank-one operators and the generalized Buzano inequality
by: Denčić, Dušan, et al.
Published: (2025)

Spherically quasinormal tuples: $n$-th root problem and hereditary properties
by: Stanković, Hranislav
Published: (2025)

On roots of normal operators and extensions of Ando's Theorem
by: Stanković, Hranislav, et al.
Published: (2025)

Natural methods of unsupervised topological alignment
by: Arbatskii, Mikhail S., et al.
Published: (2025)

Strengthening of spectral radius, numerical radius, and Berezin radius inequalities
by: Bhunia, Pintu
Published: (2025)

Hyperinvariant subspaces for normaloid essential isometric operators
by: Bala, Neeru, et al.
Published: (2020)

On existence of hyperinvariant subspaces for quasinilpotent operators with a nonsymmetry in the growth of the resolvent
by: Gamal', Maria F.
Published: (2024)

On the real and imaginary parts of powers of the Volterra operator
by: Ransford, Thomas, et al.
Published: (2024)

Generalized complex symmetric composition operators with applications
by: Allu, Vasudevarao, et al.
Published: (2025)

On Simultaneous Triangularization of Matrices and Quasinilpotency of Commutator of Compact Operators
by: Patnaik, Sasmita, et al.
Published: (2024)

$A$-Davis-Wielandt Radius Bounds of Semi-Hilbertian Space Operators
by: Guesba, Messaoud, et al.
Published: (2024)

The numerical radius of fractional powers of matrices
by: Aldabbas, Eman, et al.
Published: (2025)

Further bounds on $p$-numerical radii of operators via generalized Aluthge transform
by: Sahoo, Satyajit
Published: (2025)

Classes of operators related to subnormal operators
by: Curto, Raúl E., et al.
Published: (2024)

Universality arising from invertible weighted composition operators
by: Abadías, Luciano, et al.
Published: (2024)

On positive decompositions and proper splittings of Hermitian operators
by: Fongi, Guillermina, et al.
Published: (2024)

Hyperinvariant subspaces for trace class perturbations of normal operators and decomposability
by: Gallardo-Gutiérrez, Eva A., et al.
Published: (2025)

Essentially coercive forms and asympotically compact semigroups
by: Arendt, W., et al.
Published: (2020)

Finite rank perturbations of normal operators: hyperinvariant subspaces and a problem of Pearcy
by: Gallardo-Gutiérrez, Eva A., et al.
Published: (2024)

Refinements of generalized Euclidean operator radius inequalities of 2-tuple operators
by: Jana, Suvendu, et al.
Published: (2023)

On the essential decreasing of the summation order in the Abel-Lidskii sense
by: Kukushkin, Maksim V.
Published: (2023)

Lower and upper bounds of joint $(f,δ)$-numerical radius functions
by: Ismailov, Zameddin I., et al.
Published: (2026)

Cesàro-Hardy operators on $L^p[0,1]$: fine spectrum, weighted Koopman semigroups and invariant subspaces
by: Abadías, Luciano, et al.
Published: (2026)

Generalized numerical radius inequalities for certain operator matrices
by: Sahoo, Satyajit, et al.
Published: (2025)

Further bounds on $q$-numerical radius of Hilbert space operators
by: Sahoo, Satyajit, et al.
Published: (2025)

Sharper bounds for the numerical radius of $n \times n$ operator matrices II
by: Bhunia, Pintu
Published: (2024)

On the convergence of the normalized power sequence of spectral operators on Hilbert space
by: Nayak, Soumyashant, et al.
Published: (2024)

Hardy operators: In the footsteps of Brown, Halmos, and Shields
by: Gallardo-Guttierrez, Eva A., et al.
Published: (2025)

On the Operators with Numerical Range in an Ellipse
by: Agler, Jim, et al.
Published: (2023)

Some relationships with subnormal operators and existence of hyperinvariant subspaces
by: Gamal', Maria F.
Published: (2025)

Dunford property for composition operators on $H^p$-spaces
by: Gallardo-Gutiérrez, Eva A., et al.
Published: (2024)

Rhaly operators: more on generalized Cesàro operators
by: Gallardo-Gutiérrez, Eva A., et al.
Published: (2024)

The algebraic numerical range as a spectral set in Banach algebras
by: Blazhko, Hanna, et al.
Published: (2024)

Refined numerical radius estimates and Euclidean operator radius
by: Bhunia, Pintu, et al.
Published: (2026)

Schatten index of the operator via the real component of its inverse
by: Kukushkin, Maksim V.
Published: (2023)

On the closability of class totally paranormal operators
by: Rashid, M. H. M.
Published: (2024)

A new norm on the space of reproducing kernel Hilbert space operators and Berezin number inequalities
by: Nayak, Raj Kumar, et al.
Published: (2025)

Numerical range of Toeplitz and Composition operators on weighted Bergman spaces
by: Sen, Anirban, et al.
Published: (2025)

Almost invariant subspaces of shift operators and products of Toeplitz and Hankel operators
by: Gu, Caixing, et al.
Published: (2024)