Difference between revisions of "1989 OIM Problems/Problem 3"

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== Solution ==
 
== Solution ==
 
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== See also ==
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https://www.oma.org.ar/enunciados/ibe4.htm

Latest revision as of 13:30, 13 December 2023

Problem

Let $a$, $b$, and $c$ be the longitudes of the sides of a triangle. Prove: \[\frac{a-b}{a+b}+\frac{b-c}{b+c}+\frac{c-a}{c+a}<\frac{1}{16}\]

~translated into English by Tomas Diaz. ~orders@tomasdiaz.com

Solution

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See also

https://www.oma.org.ar/enunciados/ibe4.htm