Some determinantal identities in a vector space, with applications.- Some convergence results in simultaneous rational approximation to the set of hypergeometric functions {1F1(1;ci;z)} i=1 n .- Zeros of a rational function defined by its Laurent expansion.- Formule d¿Erreur dans l¿Interpolation Rationnelle Multipoints d¿une Fonction de la Variable Complexe.- Utilisation de l¿invariance Homographique dans les Algorithmes de Losange.- The mechanism of the multivariate Pade process.- Operations sur des Familles de Suites et Accelerabilite.- The Pad¿pproximants in a Non-Commutative Algebra and their Applications.- Conditions Suffisantes d¿Acceleration de la Convergence.- Generalised inverse vector valued rational interpolation.- Multipoints rational approximants.- Order stars and the structure of Pad¿ableaux.- Modification of continued