is anybody can show me the proof why do pairwise relatively prime integers are squares?

thanks!

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- Jul 17th 2006, 02:56 AMsherylpairwise relatively prime integers...urgent..
is anybody can show me the proof why do pairwise relatively prime integers are squares?

thanks! - Jul 17th 2006, 03:30 AMCaptainBlackQuote:

Originally Posted by**sheryl**

is incomprehensible to me at least.

RonL - Jul 17th 2006, 04:17 AMQuickQuote:

Originally Posted by**sheryl**

what I want to know is the definition of "pairwise" and even more important is "relatively prime" how can something be relatively prime? If it's prime it's prime, if it's not it's not. - Jul 17th 2006, 04:59 AMCaptainBlackQuote:

Originally Posted by**Quick**

RonL - Jul 17th 2006, 10:10 AMThePerfectHacker
Perhaps he is shy an he means,

$\displaystyle \gcd(a,b)=1\leftarrow \rightarrow \gcd(a^2,b^2)=1$