TY - JOUR AU - Hussain Al-Juboury AU - Pencho G. Marinov TI - Simultaneous Approximation by nth Degree Polynomial of the Function and its Derivatives on a set of n+2 points JO - Mathematica balkanica PY - 1993 SP - 163 VL - 7 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MABA_1993_7_2_a9/ ID - MABA_1993_7_2_a9 ER -