TY - JOUR AU - Z. Polniakowski TI - On the differential equation \(y^(n)-a(x)y = 0\) JO - Commentationes Mathematicae PY - 1970 SP - 151 EP - 172 VL - 14 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14708/cm.v14i1.5698/ DO - 10.14708/cm.v14i1.5698 LA - pl ID - 10_14708_cm_v14i1_5698 ER -