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1

On the shape of numerical range of matrix polynomials

Hiroshi Nakazato, Panayiotis Psarrakos

Journal:

Linear Algebra and its Applications

Year:

2001

Language:

english

File:

PDF, 178 KB

english, 2001

2

On the q -numerical range of matrices and matrix polynomials

Chien, Mao-Ting, Nakazato, Hiroshi, Psarrakos, Panayiotis

Journal:

Linear and Multilinear Algebra

Year:

2005

Language:

english

File:

PDF, 186 KB

english, 2005

3

A triangle inequality in Hilbert modules over matrix algebras

Douglas R. Farenick, Panayiotis J. Psarrakos

Journal:

Linear Algebra and its Applications

Year:

2002

Language:

english

File:

PDF, 111 KB

english, 2002

4

Normal and seminormal eigenvalues of matrix functions

Peter Lancaster, Panayiotis Psarrakos

Journal:

Integral Equations and Operator Theory

Year:

2001

Language:

english

File:

PDF, 542 KB

english, 2001

5

Repeated eigenvectors and the numerical range of self-adjoint quadratic operator polynomials

Peter Lancaster, Alexander S. Markus, Panayiotis Psarrakos

Journal:

Integral Equations and Operator Theory

Year:

2002

Language:

english

File:

PDF, 440 KB

english, 2002

6

A primer of Perron–Frobenius theory for matrix polynomials

Panayiotis J. Psarrakos, Michael J. Tsatsomeros

Journal:

Linear Algebra and its Applications

Year:

2004

Language:

english

File:

PDF, 526 KB

english, 2004

7

On the Pseudospectra of Matrix Polynomials

Lancaster, Peter, Psarrakos, Panayiotis

Journal:

SIAM Journal on Matrix Analysis and Applications

Year:

2005

Language:

english

File:

PDF, 240 KB

english, 2005

8

On condition numbers of polynomial eigenvalue problems

Nikolaos Papathanasiou, Panayiotis Psarrakos

Journal:

Applied Mathematics and Computation

Year:

2010

Language:

english

File:

PDF, 323 KB

english, 2010

9

A distance bound for pseudospectra of matrix polynomials

Panayiotis J. Psarrakos

Journal:

Applied Mathematics Letters

Year:

2007

Language:

english

File:

PDF, 217 KB

english, 2007

10

Bounds for Levinger’s function of nonnegative almost skew-symmetric matrices

Panayiotis J. Psarrakos, Michael J. Tsatsomeros

Journal:

Linear Algebra and its Applications

Year:

2006

Language:

english

File:

PDF, 165 KB

english, 2006

11

The distance from a matrix polynomial to matrix polynomials with a prescribed multiple eigenvalue

Nikolaos Papathanasiou, Panayiotis Psarrakos

Journal:

Linear Algebra and its Applications

Year:

2008

Language:

english

File:

PDF, 803 KB

english, 2008

12

Birkhoff–James approximate orthogonality sets and numerical ranges

Christos Chorianopoulos, Panayiotis Psarrakos

Journal:

Linear Algebra and its Applications

Year:

2011

Language:

english

File:

PDF, 1.10 MB

english, 2011

13

An improved grid method for the computation of the pseudospectra of matrix polynomials

Stavros Fatouros, Panayiotis Psarrakos

Journal:

Mathematical and Computer Modelling

Year:

2009

Language:

english

File:

PDF, 832 KB

english, 2009

14

Numerical range of linear pencils

Panayiotis J. Psarrakos

Journal:

Linear Algebra and its Applications

Year:

2000

Language:

english

File:

PDF, 195 KB

english, 2000

15

Point equation of the boundary of the numerical range of a matrix polynomial

Mao-Ting Chien, Hiroshi Nakazato, Panayiotis Psarrakos

Journal:

Linear Algebra and its Applications

Year:

2002

Language:

english

File:

PDF, 120 KB

english, 2002

16

The Perron eigenspace of nonnegative almost skew-symmetric matrices and Levinger’s transformation

Panayiotis J. Psarrakos, Michael J. Tsatsomeros

Journal:

Linear Algebra and its Applications

Year:

2003

Language:

english

File:

PDF, 313 KB

english, 2003

17

Definite triples of Hermitian matrices and matrix polynomials

Panayiotis J. Psarrakos

Journal:

Journal of Computational and Applied Mathematics

Year:

2003

Language:

english

File:

PDF, 601 KB

english, 2003

18

An envelope for the spectrum of a matrix

Panayiotis J. Psarrakos, Michael J. Tsatsomeros

Journal:

Central European Journal of Mathematics

Year:

2012

Language:

english

File:

PDF, 1.45 MB

english, 2012

19

Distance bounds for prescribed multiple eigenvalues of matrix polynomials

Panayiotis J. Psarrakos

Journal:

Linear Algebra and its Applications

Year:

2012

Language:

english

File:

PDF, 548 KB

english, 2012

20

The Numerical Range of Self-Adjoint Quadratic Matrix Polynomials

Lancaster, Peter, Psarrakos, Panayiotis

Journal:

SIAM Journal on Matrix Analysis and Applications

Year:

2002

Language:

english

File:

PDF, 791 KB

english, 2002

21

On the continuity of Birkhoff–James -orthogonality sets

Chorianopoulos, Christos, Psarrakos, Panayiotis J.

Journal:

Linear and Multilinear Algebra

Year:

2013

Language:

english

File:

PDF, 170 KB

english, 2013

22

On the geometry of the envelope of a matrix

Psarrakos, Panayiotis J., Tsatsomeros, Michael J.

Journal:

Applied Mathematics and Computation

Year:

2014

Language:

english

File:

PDF, 735 KB

english, 2014

23

The q -numerical range of matrix polynomials

Psarrakos, Panayiotis J., Vilamos, Panayiotis M.

Journal:

Linear and Multilinear Algebra

Year:

2000

Language:

english

File:

PDF, 246 KB

english, 2000

24

The q -numerical range and the Davis-Wielandt shell of reducible 3 × 3 matrices

Chien, Mao-Ting, Nakazato, Hiroshi, Psarrakos *, Panayiotis

Journal:

Linear and Multilinear Algebra

Year:

2006

Language:

english

File:

PDF, 642 KB

english, 2006

25

On Pseudospectra of Matrix Polynomials and Their Boundaries

Lyonell Boulton, Peter Lancaster and Panayiotis Psarrakos

Journal:

Mathematics of Computation

Year:

2008

Language:

english

File:

PDF, 1.54 MB

english, 2008

26

Preface to the 18th ILAS Conference Proceedings, Providence, 2013

Greif, Chen, Psarrakos, Panayiotis J., Woerdeman, Hugo J.

Journal:

Linear Algebra and its Applications

Year:

2015

Language:

english

File:

PDF, 401 KB

english, 2015

27

Advances in Matrices, Finite and Infinite, with Applications 2014

Shivakumar, P. N., Psarrakos, Panayiotis J., Sivakumar, K. C., Zhang, Yang, da Fonseca, Carlos M.

Journal:

Journal of Applied Mathematics

Year:

2014

Language:

english

File:

PDF, 66 KB

english, 2014

28

Advances in Matrices, Finite and Infinite, with Applications

Shivakumar, P. N., Psarrakos, Panayiotis, Sivakumar, K. C., Zhang, Yang

Journal:

Journal of Applied Mathematics

Year:

2013

Language:

english

File:

PDF, 80 KB

english, 2013

29

On a Compression of Normal Matrix Polynomials

Adam *, Maria, Psarrakos, Panayiotis

Journal:

Linear and Multilinear Algebra

Year:

2004

Language:

english

File:

PDF, 320 KB

english, 2004

30

On pseudospectra of matrix polynomials and their boundaries

Boulton, Lyonell, Lancaster, Peter, Psarrakos, Panayiotis

Journal:

Mathematics of Computation

Year:

2008

Language:

english

File:

PDF, 537 KB

english, 2008

31

On Householder Sets for Matrix Polynomials

Cameron, Thomas R., Psarrakos, Panayiotis J.

Journal:

Linear Algebra and its Applications

Year:

2019

Language:

english

File:

PDF, 1.73 MB

english, 2019

32

On Householder Sets for Matrix Polynomials

Cameron, Thomas R., Psarrakos, Panayiotis J.

Journal:

Linear Algebra and its Applications

Year:

2019

File:

PDF, 1.73 MB

2019