Article ID Journal Published Year Pages File Type
4672764 Indagationes Mathematicae 2015 5 Pages PDF
Abstract

Motivated by some recent results of Kalaj and Vuorinen (2012), we prove that positive harmonic functions defined in the upper half-plane are contractions w.r.t. hyperbolic metrics of half-plane and positive part of the real line, respectively.

Related Topics
Physical Sciences and Engineering Mathematics Mathematics (General)
Authors
,