Decomposition of the integers as a direct sum of two subsets / K. Alladi -- Theorie des motifs et interpretation geometrique des valeurs p-adiques de G-functions (une introduction) / Y. Andre -- A refinement of the Faltings-Serre method / N. Boston -- Sous-varietes algebriques de varietes semi-abeliennes sur un corps fini / J. Boxall -- Proprietes transcendantes des fonctions automorphes / P. Cohen -- Supersingular primes common to two elliptic curves / E. Fouvry and M. Ram Murty -- Arithmetical lifting and its applications / V. Gritsenko -- Towards an arithmetical analysis of the continuum / G. Harman -- On [Lambda]-adic forms of half integral weight for SL(2)/Q / H. Hida -- Structures algebriques sur les reseaux / J. Martinet -- Construction of elliptic units in function fields / H. Oukhaba -- Arbres, ordres maximaux et formes quadratiques entieres / I. Pays