%0 Journal Article %T Subspaces of c_0 and Lipschitz isomorphisms %A G. Godefroy %A N. J. Kalton %A G. Lancien %J Mathematics %D 1999 %I arXiv %X We show that the class of subspaces of c_0 is stable under Lipschitz isomorphisms. The main corollary is that any Banach space which is Lipschitz isomorphic to c_0 is linearly isomorphic to c_0. %U http://arxiv.org/abs/math/9911016v1