Pan Gong, Li-Peng Xiao
Abstract:
In this article, we study the relationship between solutions and
their derivatives of the differential equation
where
are meromorphic functions of finite iterated
p-order in the unit disc.
We obtain some oscillation theorems for
,
where f is a solution and
is a small function.
Submitted January 6, 2015. Published March 20, 2015.
Math Subject Classifications: 34M10, 30D35.
Key Words: Unit disc; iterated order; growth; exponent of convergence.
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Pan Gong Institute of Mathematics and Information Science Jiangxi Normal University Nanchang 330022, China email: gongpan12@163.com |
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Li Peng Xiao Institute of Mathematics and Information Science Jiangxi Normal University Nanchang 330022, China email: 2992507211@qq.com |
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