「Pi」の版はん間あいだの差分さぶん

 

{{Numbers|number=3.141592653589793}}

'''Pi''' is the single most important invention of the [[modern]] age. Pi is the key ingredient that allowed primitive man to invent the concept of [[circle]]s. And the invention of circles led to the invention of the wheel. Pi invented the [[Wheeling Jesuit University|wheel]] and much more.