References
References
- Adam , M and Maroulas , J . 2002 . On compressions of normal matrices . Linear Algebra Appl , 341 : 403 – 418 .
- Aitken AC 1959 Determinants and Matrices, Oliver and Boyd Edinburgh
- Gantmacher F 1959 The Theory of Matrices, Chelsea New York
- Gau , H-L and Wu , PY . 1998 . Numerical range of S(ϕ ) . Linear and Multilinear Algebra , 45 : 49 – 73 .
- Gau H-L Wu PY to appear Numerical range of a normal compression Linear and Multilinear Algebra
- Gohberg I Lancaster P Rodman L 1982 Matrix Polynomials, Academic Press New York
- Horn RA Johnson CR 1991 Topics in Matrix Analysis, Cambridge University Press Cambridge
- Lancaster , P and Psarrakos , P . 2001 . Normal and seminormal eigenvalues of matrix functions . Integral Equations and Operator Theory , 41 : 331 – 342 .
- Lancaster , P and Psarrakos , P . 2001/02 . The numerical range of selfadjoint quadratic matrix polynomials . SIAM J. Matrix Anal. Appl , 23 : 615 – 631 .
- Li , C-K . 1994 . C-numerical ranges and C-numerical radii . Linear and Multilinear Algebra , 37 : 51 – 82 .
- Li , C-K and Rodman , L . 1994 . Numerical range of matrix polynomials . SIAM J. Matrix Anal. Appl , 15 : 1256 – 1265 .
- Markus AS 1988 Introduction to the spectral theory of polynomial operator pencils, Amer. Math. Society Providence Translations of Math. Monographs 71
- Maroulas , J and Psarrakos , P . 1997 . The boundary of numerical range of matrix polynomials . Linear Algebra Appl , 267 : 101 – 111 .
- Maroulas , J and Psarrakos , P . 1998 . On the connectedness of numerical range of matrix polynomials . Linear Algebra Appl , 280 : 97 – 108 .
- Mirman , B . 1998 . Numerical ranges and Poncelet curves . Linear Algebra Appl , 281 : 59 – 85 .
- Nakazato , H and Psarrakos , P . 2001 . On the shape of numerical range of matrix polynomials . Linear Algebra Appl , 338 : 105 – 123 .