TY - JOUR AU - D. V. Trushin TI - The ideal of separants in the ring of differential polynomials JO - Fundamentalʹnaâ i prikladnaâ matematika PY - 2007 SP - 215 EP - 227 VL - 13 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FPM_2007_13_1_a12/ LA - ru ID - FPM_2007_13_1_a12 ER -