TY - JOUR AU - E. M. Landis TI - Relationship between the growth of the solution of a parabolic equation and the number of its sign alternations JO - Doklady Akademii Nauk PY - 1958 SP - 787 EP - 790 VL - 123 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1958_123_5_a4/ LA - ru ID - DAN_1958_123_5_a4 ER -