TY - JOUR AU - Diananda, P. H. TI - On a cyclic sum JO - Glasgow mathematical journal PY - 1963 SP - 11 EP - 13 VL - 6 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.1017/S2040618500034626/ DO - 10.1017/S2040618500034626 ID - 10_1017_S2040618500034626 ER -