45 citations · 116 across the 18 of their papers we have counts for
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math.MG2015★ 7 cited
Geometric properties of the Cassinian metric
Riku Klén, Manas Ranjan Mohapatra, Swadesh Kumar Sahoo
In this paper we prove a sharp distortion property of the Cassinian metric under Möbius transformations of a punctured ball onto another punctured ball. The paper also deals with d…
math.CA2015★ 16 cited
New trigonometric and hyperbolic inequalities
Barkat Ali Bhayo, Riku Klén, József Sándor
The aim of this paper is to prove new trigonometric and hyperbolic inequalities, which constitute among others refinements or analogs of famous Cusa-Huygens, Wu-Srivastava, and rel…