TY - JOUR AU - Ditzian, Z. AU - Jiang, D. TI - Approximation of Functions by Polynomials in C[-L, 1] JO - Canadian journal of mathematics PY - 1992 SP - 924 EP - 940 VL - 44 IS - 5 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1992-057-2/ DO - 10.4153/CJM-1992-057-2 ID - 10_4153_CJM_1992_057_2 ER -