2 papers
math.GN2009★ 1 cited
On perturbations of continuous maps
Benoit Jacob
We give sufficient conditions for the following problem: given a topological space X, a metric space Y, a subspace Z of Y, and a continuous map f from X to Y, is it possible, by ap…
math.SP2009
Hessenberg decomposition of matrix fields and bounded operator fields
Benoit Jacob
Hessenberg decomposition is the basic tool used in computational linear algebra to approximate the eigenvalues of a matrix. In this article, we generalize Hessenberg decomposition…