TY - JOUR AU - Chalk, J. H. H. TI - A Note on a Discriminant Inequality JO - Canadian mathematical bulletin PY - 1960 SP - 7 EP - 9 VL - 3 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1960-002-x/ DO - 10.4153/CMB-1960-002-x ID - 10_4153_CMB_1960_002_x ER -