scholarly journals On a new singular direction of algebroid functions

2007 ◽  
Vol 75 (3) ◽  
pp. 459-468 ◽  
Author(s):  
Songmin Wang ◽  
Zongsheng Gao

In this paper, we prove that for an algebroid function w (z) with finite lower order, satisfying , there exists a T direction dealing with multiple values.

1993 ◽  
Vol 47 (2) ◽  
pp. 341-346 ◽  
Author(s):  
Lianzhong Yang

Let f(z) be an n-valued algebroid function of finite lower order μ. In this paper, we give some further results on the deficiencies of f(z). Particularly if 0 ≤ μ ≤ 1/2, the corresponding result is best possible.


1990 ◽  
Vol 42 (2) ◽  
pp. 191-200 ◽  
Author(s):  
Lian-Zhong Yang

Let f(z) be an n–Valued algebroid function of finite lower order. In the present paper, we give a spread relation of f(z) and some applications of the spread relation.


Author(s):  
Kari Katajamäki

AbstractHayman has shown that if f is a transcendental meromorphic function and n ≽ 3, then fn f′ assumes all finite values except possibly zero infinitely often. We extend his result in three directions by considering an algebroid function ω, its monomial ωn0 ω′n1, and by estimating the growth of the number of α-points of the monomial.


2008 ◽  
Vol 78 (1) ◽  
pp. 147-156 ◽  
Author(s):  
ZHAOJUN WU ◽  
DAOCHUN SUN

AbstractUsing Ahlfors’ theory of covering surfaces, we prove the existence theorem for the T direction for algebroid functions dealing with multiple values which extends the results proved by Guo, Zheng and Ng and answers a question by Wang, Giao and the present authors.


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