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Perforated strict pseudospectra of Demmel's matrices

Article ID Journal Published Year Pages File Type
8897863 Linear Algebra and its Applications 2018 18 Pages PDF
Abstract
In this paper, we determine the value of a local maximum for the last singular value of the characteristic matrix of such Toeplitz matrices in the cases n=3 and n=5. We also specify the point where this local maximum is attained at.
Keywords
15A1815A6065F15Isolated pointsLocal maximaSingular valuesAlgebraic curves
Related Topics
Physical Sciences and Engineering Mathematics Algebra and Number Theory
Preview
Perforated strict pseudospectra of Demmel's matrices
Authors
Gorka Armentia, Juan-Miguel Gracia, Francisco-Enrique Velasco,
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Journal
Linear Algebra and its Applications
Journal: Linear Algebra and its Applications
Related Categories
15A18
15A60
65F15
Isolated points
Local maxima
Singular values
Algebraic curves
Algebra and Number Theory
Analysis
Applied Mathematics
Computational Mathematics
Control and Optimization
Discrete Mathematics and Combinatorics
Geometry and Topology
Logic
Mathematical Physics
Mathematics (General)
Modelling and Simulation
Numerical Analysis
Statistics and Probability
Theoretical Computer Science
Related Journals
Journal of Symbolic Computation
Expositiones Mathematicae
Finite Fields and Their Applications
Journal of Algebra
Journal of Functional Analysis
Journal of Number Theory
Journal of Pure and Applied Algebra
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