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.