Spectra and fine Spectra of the upper triangular band matrix U(a;0;b) over the sequence space c0

DOI10.18514/MMN.2019.2414zbMath1438.47059OpenAlexW2965627682MaRDI QIDQ5228246

Nuh Durna

Publication date: 9 August 2019

Published in: Miskolc Mathematical Notes (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.18514/mmn.2019.2414

zbMATH Keywords

spectrumapproximate point spectrumcompression spectrumdefect spectrumfine spectrumupper triangular band matrix

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Linear operators on special spaces (weighted shifts, operators on sequence spaces, etc.) (47B37)

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Spectra and fine spectra of the generalized upper difference operator with triple repetition \(\Delta_3^{ab}\) on the Hahn sequence space ⋮ Spectra of lower triangular infinite matrices formed by oscillatory sequences

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