### Happy pi day

###### Sat 14 March 2015

[caption id="" align="alignright" width="75" class="zemanta-img"] Pi Pie (Photo credit: Wikipedia)[/caption]

On this Pi day, I would like to enumerate all uses of pi I know. There are more (listed here):

- The well known mathematical constant, defined as the ratio of a cicle's cicumference to its diameter and whose decimal are usually computed through infinite series.
- The small computer raspberry pi
- The sign to indicate a product
- The greek letter
- Food

(Non-)Related articles

- Pi Day of the Century marks a mathematical marvel
- Pi Day is around the corner!
- Celebrating Super Pi MIT-Style

Category: maths Tagged: Pi Day useless, maths