# On the Occasion of Pi Day, a history of ‘Pi’

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Xiaojing Ye, Georgia State University The number represented by pi (π) is used in calculations whenever something round (or nearly so) is involved, such as for circles, spheres, cylinders, cones and ellipses. Its value is necessary to compute many important quantities about these shapes, such as understanding the relationship between a circle’s radius and its circumference…

Xiaojing Ye, Georgia State University The number represented by pi (π) is used in calculations whenever something round (or nearly so) is involved, such as for circles, spheres, cylinders, cones and ellipses. Its value is necessary to compute many important quantities about these shapes, such as understanding the relationship between a circle’s radius and its circumference….repubhubembed{display:none;}

• gauri

very informative article about pie. i always used it in maths but knew so much about it.

• Arpit Gupta

So , the history of ‘pi’ seems interesting . Its something which is used frequently in maths as a no. without any known origin by most of the maths students.

• Interesting article.