应用亚纯函数的值分布理论,研究了以“权”分担一个值的亚纯函数及其导数的唯一性问题。所得到的结果改进了仪洪勋、杨重骏的一个定理,将有关的结论推广到了更一般的情形,从而也改进了先前的一些结果.
With the Nevanlinna value distribution theory, this paper presents the studies of uniqueness of meromorphic functions sharing one value with weight. It is shown that some results of Yi H X is improved.