On the subharmonicity of separately subharmonic functions and generalizations

Author(s):  
Juhani Riihentaus
Author(s):  
Robert Dalmasso

We prove a converse of the mean value property for superharmonic and subharmonic functions. The case of harmonic functions was treated by Epstein and Schiffer.


Analysis ◽  
2007 ◽  
Vol 27 (2-3) ◽  
Author(s):  
Paul M. Gauthier ◽  
Mohamad R. Pouryayevali

In this note, we establish the existence of universal subharmonic functions on ℝ


1990 ◽  
Vol 52 (6) ◽  
pp. 3441-3451 ◽  
Author(s):  
B. Ya. Levin

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