EJC
2008
14 years 6 months ago
2008
1 Rational functions and minimal factorizations of permutations Let f : C C be a rational function of degree n in one complex variable. A critical point of f is a point z C such...
DAGSTUHL
2008
14 years 7 months ago
2008
Abstract. Having good estimates or even bounds for the error in computing approximations to expressions of the form f(A)v is very important in practical applications. In this paper...
ISCAS
1999
IEEE
14 years 10 months ago
1999
IEEE
In this letter, a new class of nonlinear filters called vector median-rational hybrid filters (VMRHF's) for multispectral image processing is introduced and applied to the col...
ISSAC
2007
Springer
15 years 13 days ago
2007
Springer
The black box algorithm for separating the numerator from the denominator of a multivariate rational function can be combined with sparse multivariate polynomial interpolation alg...
LATIN
2010
Springer
15 years 1 months ago
2010
Springer
We prove that the radix cross-section of a rational set for a length morphism, and more generally for a rational function from a free monoid into N, is rational, a property that d...
WWW
2005
ACM
15 years 7 months ago
2005
ACM
PageRank is defined as the stationary state of a Markov chain obtained by perturbing the transition matrix of a web graph with a damping factor that spreads part of the rank. The...