A radial cluster set uniqueness theorem for holomorphic functions

1972 ◽  
Vol 75 (4) ◽  
pp. 289-290 ◽  
Author(s):  
F. Bagemihl
1989 ◽  
Vol 15 (1) ◽  
pp. 102
Author(s):  
Nishiura
Keyword(s):  

2000 ◽  
Vol 159 ◽  
pp. 167-178 ◽  
Author(s):  
Hermann Render ◽  
Andreas Sauer

Let G be a domain in the complex plane containing zero and H(G) be the set of all holomorphic functions on G. In this paper the algebra M(H(G)) of all coefficient multipliers with respect to the Hadamard product is studied. Central for the investigation is the domain introduced by Arakelyan which is by definition the union of all sets with w ∈ Gc. The main result is the description of all isomorphisms between these multipliers algebras. As a consequence one obtains: If two multiplier algebras M(H(G1)) and M(H(G2)) are isomorphic then is equal to Two algebras H(G1) and H(G2) are isomorphic with respect to the Hadamard product if and only if G1 is equal to G2. Further the following uniqueness theorem is proved: If G1 is a domain containing 0 and if M(H(G)) is isomorphic to H(G1) then G1 is equal to .


1971 ◽  
Vol 43 ◽  
pp. 157-159
Author(s):  
F. Bagemihl

Let D be the open unit disk and Γ be the unit circle in the complex plane, and denote by Ω the Riemann sphere. If f(z) is a meromorphic function in D, and if ζ∈Г, then the principal cluster set of f at ζ is the set


2010 ◽  
Vol 33 (2) ◽  
pp. 217-232 ◽  
Author(s):  
Feng Lü ◽  
Kai Liu ◽  
Hongxun Yi

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