TY - JOUR AU - Lin, C.-S. TI - On the Closure of the Convex Hull of a Set JO - Canadian mathematical bulletin PY - 1975 SP - 147 EP - 148 VL - 18 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1975-028-x/ DO - 10.4153/CMB-1975-028-x ID - 10_4153_CMB_1975_028_x ER -