The author proves that if f : C → C^n is a transcendental vector valued mero-morphic function of finite order and assume, This result extends the related results for meromorphic function by Singh and Kulkarni.
In this paper, the characteristic function of the derivative of meromorphic function is studied. A expression of characteristic function T(r, f') is given.
We establish several upper-bound estimates for the growth of meromorphic functions with radially distributed value. We also obtain a normality criterion for a class of meromorphic functions, where any two of whose dif...We establish several upper-bound estimates for the growth of meromorphic functions with radially distributed value. We also obtain a normality criterion for a class of meromorphic functions, where any two of whose differential polynomials share a non-zero value. Our theorems improve some previous results.展开更多
基金supported by the National Natural Science Foundation of China(11201395)supported by the Science Foundation of Educational Commission of Hubei Province(Q20132801)
文摘The author proves that if f : C → C^n is a transcendental vector valued mero-morphic function of finite order and assume, This result extends the related results for meromorphic function by Singh and Kulkarni.
基金Supported by the Nature Science Foundation of Henan Province(0211050200)
文摘In this paper, the characteristic function of the derivative of meromorphic function is studied. A expression of characteristic function T(r, f') is given.
基金Acknowledgements This work was supported by the Visiting Scholar Program of Chern Institute of Mathematics at Nankai University when the first and third authors worked as visiting scholars. The authors wish to thank the anonymous referees for their very helpful comments and useful suggestions. This work was also supported by the National Natural Science Foundation of China (Grant No. 11271090), the Tianyuan Youth Fund of the National Natural Science Foundation of China (Grant No. 11326083), the Shanghai University Young Teacher Training Program (ZZSDJ12020), the Innovation Program of Shanghai Municipal Education Commission (14YZ164), the Natural Science Foundation of Guangdong Province (S2012010010121), and the Projects (13XKJC01) from the Leading Academic Discipline Project of Shanghai Dianji University.
文摘We establish several upper-bound estimates for the growth of meromorphic functions with radially distributed value. We also obtain a normality criterion for a class of meromorphic functions, where any two of whose differential polynomials share a non-zero value. Our theorems improve some previous results.
基金Supported by the National Natural Science Foundation of China(11801132)Youth Fund Project of Science and Research of Hebei Educational Department(QN2018041)the Key Project of Science and Research of Hebei University of Economics and Business(2017KYZ04)