viXra:1007.0035 [pdf]
submitted on 23 Jul 2010
A New Proof of an Inequality of Oppenheim
Authors: Marian Dincă, J. L. Díaz-Barrero
Comments: 4 pages.
In this short note a new proof of a classical inequality involving the
areas of a pair of triangles is presented.
 viXra:1007.0011 [pdf]
submitted on 8 Jul 2010
A New Proof Daniel Pedoe and Oene Bottema Inequalities
Authors: Marian Dincă, Şcoala Generală
Comments: 1 page.
In the paper given a new proof the two inequalities using unitary method.