Belaıdi, Benharrat
(Comment. Math. Univ. Carolin, 2009)
This paper is devoted to considering the iterated order and the fixed points of some differential polynomials generated by solutions of the differential equation f''+ A1 (z) f'+ A0 (z) f= F, where A1 (z), A0 (z)(≡ 0), F ...