TY - JOUR AU - I. I. Sharapudinov TI - Approximation of the solution of the Cauchy problem for nonlinear ODE systems by means of Fourier series in functions orthogonal in the sense of Sobolev JO - Daghestan Electronic Mathematical Reports PY - 2017 SP - 66 EP - 76 VL - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DEMR_2017_7_a7/ LA - ru ID - DEMR_2017_7_a7 ER -