%0 Journal Article %T Un scindage de l'application de Frobenius sur toute l'alg¨¨bre des distributions de SL_2 %A Michel Gros %J Mathematics %D 2008 %I arXiv %X We study a splitting of the Frobenius map on the whole algebra of distributions of SL_2 (over a finite field) and its relation with the explicit Frobenius descent on arithmetic D-modules over the projective line %U http://arxiv.org/abs/0801.4609v1