Truncations of a class of pseudo-Hermitian tridiagonal matrices

DOI10.1016/j.jmaa.2016.01.013zbMath1383.47005arXiv1503.04314OpenAlexW2250580934MaRDI QIDQ252890

Luca Perotti, Maxim Derevyagin, Michał Wojtylak

Publication date: 4 March 2016

Published in: Journal of Mathematical Analysis and Applications (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1503.04314

zbMATH Keywords

spectrumtridiagonal matrixJ-selfadjoint operator

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) (Semi-) Fredholm operators; index theories (47A53) Linear operator methods in interpolation, moment and extension problems (47A57) Linear operator approximation theory (47A58) Equations and inequalities involving linear operators, with vector unknowns (47A50) Linear operators on spaces with an indefinite metric (47B50)

Related Items (3)

Infinite-dimensional features of matrices and pseudospectra ⋮ Complex Jacobi matrices generated by Darboux transformations ⋮ Matrix methods for Padé approximation: numerical calculation of poles, zeros and residues

Uses Software

• Mathematica
• Matlab

Cites Work

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