MathDB
One on reals

Source: INMO 2001 Problem 3

October 10, 2005
inequalitieslogarithms

Problem Statement

If a,b,ca,b,c are positive real numbers such that abc=1abc= 1, Prove that ab+cbc+aca+b1. a^{b+c} b^{c+a} c^{a+b} \leq 1 .