TY - JOUR AU - I. I. Sharapudinov AU - T. I. Sharapudinov TI - On the simultaneous approximation of functions and their derivatives by Chebyshev polynomials orthogonal on uniform grid JO - Daghestan Electronic Mathematical Reports PY - 2015 SP - 74 EP - 117 VL - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DEMR_2015_4_a4/ LA - ru ID - DEMR_2015_4_a4 ER -