TY - JOUR AU - V. V. Smelov TI - On efficient approximation of piecewise smooth functions with their presentation by rapidly converging piecewise polynomial series JO - Sibirskij žurnal vyčislitelʹnoj matematiki PY - 2004 SP - 67 EP - 77 VL - 7 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SJVM_2004_7_1_a5/ LA - ru ID - SJVM_2004_7_1_a5 ER -