87 search results - page 4 / 18 » Nearest Singular Polynomials |
SCL
2010
13 years 5 months ago
2010
We show that control systems with an analytic semigroup and control and observation operators that are not too unbounded have a Hankel operator that belongs to the Schatten class ...
Publication
We present a method for detecting and describing features in vector flow fields. Our method models flow fields locally using a linear combination of complex monomials. These monomi...
COMGEO
2006
ACM
13 years 7 months ago
2006
ACM
We present an approach for the exact and efficient computation of a cell in an arrangement of quadric surfaces. All calculations are based on exact rational algebraic methods and ...
COMBINATORICS
2006
13 years 7 months ago
2006
A "hybrid method", dedicated to asymptotic coefficient extraction in combinatorial generating functions, is presented, which combines Darboux's method and singulari...
AUTOMATICA
2006
13 years 7 months ago
2006
A block Toeplitz algorithm is proposed to perform the J-spectral factorization of a para-Hermitian polynomial matrix. The input matrix can be singular or indefinite, and it can ha...