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scientific article; zbMATH DE number 7351304

Language	Label	Description	Also known as
English	No label defined	scientific article; zbMATH DE number 7351304

Statements

scholarly article

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Marko Kostadinov

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publication date

26 May 2021

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full work available at URL

https://journals.uwyo.edu/index.php/ela/article/view/5049

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zbMATH Keywords

invertibility

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Hilbert space

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injectivity

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operator matrix

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MaRDI profile type

MaRDI publication profile

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Invertible and regular completions of operator matrices

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Applications of completions of operator matrices to reverse order law for \(\{1\}\)-inverses of operators on Hilbert spaces

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Fredholmness of a linear combination of operators

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Some results on Fredholmness and boundedness below of an upper triangular operator matrix

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Generalized left and right Weyl spectra of upper triangular operator matrices

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Drazin invertibility of upper triangular operator matrices

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Fredholm consistency of upper-triangular operator matrices

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Completions of upper-triangular matrices to Kato nonsingularity

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An analogue to a result of Takahashi

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Invertibility of linear combinations in <i>B</i>(ℋ)

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Invertibility of linear combinations of two idempotents

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On operator ranges

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Nonsingularity of the Difference of Two Oblique Projectors

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The invertibility for linear combinations of bounded linear operators with closed range

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The product of operators with closed range and an extension of the reverse order law

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Invertibility of the Sum of Idempotents

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Stability theorems for linear combinations of idempotents

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Invertibility of the Difference of Idempotents

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On the invertibility and range closedness of the linear combinations of a pair of projections

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Closed range and Fredholm properties of upper-triangular operator matrices

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Inverting the Difference of Hilbert Space Projections

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Identifiers

Mathematics Subject Classification ID

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zbMATH DE Number

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Sitelinks

Mathematics(1 entry)

mardi Publication:4989752

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