On a conjecture of Král concerning the subharmonic extension of continuously differentiable functions

This note verifies a conjecture of Král, that a continuously differentiable function, which is subharmonic outside its critical set, is subharmonic everywhere.

Bibliographic Details
Main Authors: Stephen J. Gardiner, Tomas Sjödin
Format: Article
Language:English
Published: Institute of Mathematics of the Czech Academy of Science 2020-04-01
Series:Mathematica Bohemica
Subjects:
Online Access:http://mb.math.cas.cz/full/145/1/mb145_1_7.pdf