Fredholmness of a linear combination of operators
type: Item
instance of: scholarly article
title: Fredholmness of a linear combination of operators
zbMATH Open document ID: 1403.47002
author: Dragana Cvetković-Ilić
author: Jovana Milošević
published in: Journal of Mathematical Analysis and Applications
publication date: 2017-11-02T00:00:00Z
Mathematics Subject Classification ID: 47A53
zbMATH DE Number: 6802330
zbMATH Keywords: Fredholm operators
zbMATH Keywords: completions problems
zbMATH Keywords: operator matrices
zbMATH Keywords: idempotent
zbMATH Keywords: orthogonal projection
MaRDI profile type: Publication
full work available at URL: j.jmaa.2017.09.027
OpenAlex ID: W2755484833
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cites work: Some results on Fredholmness and boundedness below of an upper triangular operator matrix
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cites work: Invertibility and Fredholmness of linear combinations of quadratic, k-potent and nilpotent operators
cites work: Fredholm properties of the difference of orthogonal projections in a Hilbert space
cites work: The nullity and rank of linear combinations of idempotent matrices
cites work: Stability theorems for linear combinations of idempotents
cites work: Spectral theory of linear operators and spectral systems in Banach algebras
cites work: Q5393172
cites work: Fredholm stability results for linear combinations of \(m\)-potent operators
DOI: 10.1016/J.JMAA.2017.09.027
description: scientific article; zbMATH DE number 6802330