TY - JOUR AU - I. I. Sharapudinov AU - S. R. Magomedov TI - Systems of functions orthogonal in the sense of Sobolev associated with Haar functions and the Cauchy problem for ODEs JO - Daghestan Electronic Mathematical Reports PY - 2017 SP - 1 EP - 15 VL - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DEMR_2017_7_a0/ LA - en ID - DEMR_2017_7_a0 ER -