MathDB
Fractional Diophantine

Source: 2009 SDMO Middle School Problem 3

August 24, 2016

Problem Statement

Find all ordered pairs of positive integers (a,b)\left(a,b\right) such that 1a+ab+1ab=1.\frac{1}{a}+\frac{a}{b}+\frac{1}{ab}=1.