TY - JOUR AU - A. Corbo Esposito AU - R. De Arcangelis TI - A Characterization of Sets of Functions and Distributions on RN Described by Constraints on the Gradient JO - Journal of convex analysis PY - 1996 SP - 167 EP - 194 VL - 3 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JCA_1996_3_2_a0/ ID - JCA_1996_3_2_a0 ER -