Panayiotis J. Psarrakos
Panayiotis J. Psarrakos
Department of Mathematics, National Technical University of Athens
Verified email at math.ntua.gr - Homepage
Title
Cited by
Cited by
Year
A definition of numerical range of rectangular matrices
C Chorianopoulos, S Karanasios, P Psarrakos
Linear and Multilinear Algebra 57 (5), 459-475, 2009
582009
On condition numbers of polynomial eigenvalue problems
N Papathanasiou, P Psarrakos
Applied Mathematics and Computation 216 (4), 1194-1205, 2010
502010
On the pseudospectra of matrix polynomials
P Lancaster, P Psarrakos
SIAM journal on matrix analysis and applications 27 (1), 115-129, 2005
502005
Birkhoff–James approximate orthogonality sets and numerical ranges
C Chorianopoulos, P Psarrakos
Linear algebra and its applications 434 (9), 2089-2108, 2011
482011
Perron–Frobenius type results on the numerical range
J Maroulas, PJ Psarrakos, MJ Tsatsomeros
Linear algebra and its applications 348 (1-3), 49-62, 2002
452002
A note on weak and strong linearizations of regular matrix polynomials
P Lancaster, P Psarrakos
Manchester Institute for Mathematical Sciences, University of Manchester, 2006
432006
The boundary of the numerical range of matrix polynomials
J Maroulas, P Psarrakos
Linear algebra and its applications 267, 101-111, 1997
431997
Numerical range of linear pencils
PJ Psarrakos
Linear Algebra and its Applications 317 (1-3), 127-141, 2000
372000
On pseudospectra of matrix polynomials and their boundaries
L Boulton, P Lancaster, P Psarrakos
Mathematics of computation 77 (261), 313-334, 2008
352008
Numerical range:(in) a matrix nutshell
PJ Psarrakos, MJ Tsatsomeros
Department of Mathematics, Washington State University, 2002
322002
On the m-th roots of a complex matrix
P Psarrakos
The Electronic Journal of Linear Algebra 9, 32-41, 2002
282002
On the shape of numerical range of matrix polynomials
H Nakazato, P Psarrakos
Linear Algebra and its Applications 338 (1-3), 105-123, 2001
282001
The numerical range of self-adjoint quadratic matrix polynomials
P Lancaster, P Psarrakos
SIAM journal on matrix analysis and applications 23 (3), 615-631, 2002
252002
A primer of Perron–Frobenius theory for matrix polynomials
PJ Psarrakos, MJ Tsatsomeros
Linear algebra and its applications 393, 333-351, 2004
232004
A method for the inverse numerical range problem
C Chorianopoulos, P Psarrakos, F Uhlig
The Electronic Journal of Linear Algebra 20, 2010
212010
Normal and seminormal eigenvalues of matrix functions
P Lancaster, P Psarrakos
Integral Equations and Operator Theory 41 (3), 331-342, 2001
192001
Almost skew-symmetric matrices
JJ McDonald, PJ Psarrakos, MJ Tsatsomeros
The Rocky Mountain Journal of Mathematics, 269-288, 2004
172004
Point equation of the boundary of the numerical range of a matrix polynomial
MT Chien, H Nakazato, P Psarrakos
Linear algebra and its applications 347 (1-3), 205-217, 2002
172002
The distance from a matrix polynomial to matrix polynomials with a prescribed multiple eigenvalue
N Papathanasiou, P Psarrakos
Linear algebra and its applications 429 (7), 1453-1477, 2008
162008
A note on weak and strong linearizations of regular matrix polynomials. MIMS EPrint 2006.72
P Lancaster, P Psarrakos
Manchester Institute for Mathematical Sciences, The University of Manchester, UK, 2005
162005
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