Belaïdi, Benharrat
(Kragujevac Journal of Mathematics, 2011)
In this paper , we study the growth and the oscillation of complex
di erential equations f00 + A1(z)f0 + A0(z)f = 0 and f00 + A1(z)f0 + A0(z)f = F;
where A0 6 0;A1 and F are analytic functions in the unit disc = fz ...