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What is pi

 Sep 19, 2016
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Pi is an irrational number.  This means that it cannot be expressed as a fraction.  I can not be expressed exactly as a terminating or recuring decimal either.

 

So even if you had 1 million digits or 9 trillion digits or even more digits it would still only be an approximation of \(\pi\)

 Sep 19, 2016

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