Division of Mathematical Sciences, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371, Singapore
Academic Editor: Ram N. Mohapatra
Copyright © 2010 Peng Gao. This is an open access article distributed under the
Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
We give a simpler proof of a result of Holland concerning a mixed arithmetic-geometric
mean inequality. We also prove a result of mixed-mean inequality involving the symmetric means.