TY - JOUR AU - G. Colombo AU - A. Marigonda TI - Singularities for a Class of Non-Convex Sets and Functions, and Viscosity Solutions of some Hamilton-Jacobi Equations JO - Journal of convex analysis PY - 2008 SP - 105 EP - 129 VL - 15 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JCA_2008_15_1_JCA_2008_15_1_a7/ ID - JCA_2008_15_1_JCA_2008_15_1_a7 ER -