SpringerOpen Newsletter

Receive periodic news and updates relating to SpringerOpen.

Open Access Open Badges Research

Some notes on the paper "The equivalence of cone metric spaces and metric spaces"

Mehdi Asadi1*, Billy E Rhoades2 and Hossein Soleimani3

Author Affiliations

1 Department of Mathematics, Zanjan Branch, Islamic Azad University, Zanjan, Iran

2 Department of Mathematics, Indiana University, Bloomington, IN 47405-7106, USA

3 Department of Mathematics, Malayer Branch, Islamic Azad University, Malayer, Iran

For all author emails, please log on.

Fixed Point Theory and Applications 2012, 2012:87  doi:10.1186/1687-1812-2012-87

Published: 21 May 2012


In this article, we shall show that the metrics defined by Feng and Mao, and Du are equivalent. We also provide some examples for one of the metrics.