Let's assume, the equation is equivalent to . Because are coprime for odd divisors, then there exist such odd, coprime numbers that and,, where are positive integers and is a non-negative positive integer.
Let's ipalagay, Equation ay katumbas ng . Sapagkat ay coprime para kakaiba divisors, pagkatapos ay may umiiral na tulad kakaiba, coprime mga numero iyon at,, Kung saan ay postive integers at ay isang non-negatibong positibong integer.