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On the spectrum of Jacobi almost-Toeplitz matrices: application to Jacobi bisymmetric matrices

Authors: Encinas Bachiller, Andrés Marcos; Jiménez Jiménez, María José; Mondal, Samir;

On the spectrum of Jacobi almost-Toeplitz matrices: application to Jacobi bisymmetric matrices

Abstract

This work has been partly supported by the Spanish Research Council (Comisión Interministerial de Ciencia y Tecnología,) under project PID2021-122501NB-I00 and by the Universitat Politècnica de Catalunya under funds AGRUPS-2023. Samir Mondal acknowledges funding received from the Prime Minister’s Research Fellowship (PMRF), Ministry of Education, Government of India, for carrying out this out this work.

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Keywords

Classificació AMS::15 Linear and multilinear algebra; matrix theory, Algebras, Linear, Àrees temàtiques de la UPC::Matemàtiques i estadística::Anàlisi numèrica, Operator theory, Classificació AMS::47 Operator theory::47A General theory of linear operators, Classificació AMS::47 Operator theory::47B Special classes of linear operators, Classificació AMS::15 Linear and multilinear algebra, Àrees temàtiques de la UPC::Matemàtiques i estadística::Àlgebra::Àlgebra lineal i multilineal, Matrices, Àlgebra multilineal, matrix theory, Àlgebra lineal, Multilinear algebra, Operadors lineals, Matrius (Àlgebra)

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
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