%0 Journal Article %A Alessandro Andretta %A Alberto Marcone %T Ordinary differential equations and descriptive set theory: uniqueness and globality of solutions of Cauchy problems in one dimension %J Fundamenta Mathematicae %D 1997 %P 157-190 %V 153 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-153-2-157-190/ %R 10.4064/fm-153-2-157-190 %G en %F 10_4064_fm_153_2_157_190