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Number pi (π)

The number pi has the value π = 3,1415…

 


Explanation

It is an irrational number, so you cannot write it as a quotient of two integers. For simple use you can of course take an approximation with the fraction

but nowadays, everyone has a calculator, which is just as easy.

 


History

The Swiss mathematician Leonhard Euler (1707 - 1783) used the Greek letter π as a symbol in his documents.


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