International Journal of Mathematics and Mathematical Sciences
Volume 2010 (2010), Article ID 507454, 11 pages
doi:10.1155/2010/507454

Unicity of meromorphic function sharing one small function with its derivative

Ang Chen1 , Xiuwang Wang2 and Guowei Zhang1

1Department of Mathematics, Shandong University, Jinan, Shandong 250100, China
2Department of Mathematics, Xinxiang University, Xinxiang, Henan 453002, China

Abstract

We deal with the problem of uniqueness of a meromorphic function sharing one small function with its k's derivative and obtain some results.