TY - JOUR AU - Fisher, Stephen TI - Approximation By Unimodular Functions: Corrigendum JO - Canadian journal of mathematics PY - 1971 SP - 1093 EP - 1093 VL - 23 IS - 6 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1971-114-1/ DO - 10.4153/CJM-1971-114-1 ID - 10_4153_CJM_1971_114_1 ER -