ThinkGeek - Irrational Pi T-Shirt - Black,  L Photo

Ah, Pi. For such an irrational number, you sure are kind. You help us do all sorts of things – like figure out the area and circumference of our pizza. (And convince us to buy the largest size available. We may not be able to fit it in our fridge, but we can do the math.) But you're still irrational. Not in the cognitive-processing way, but you could never be appropriately expressed as a fraction. And for that, we salute you…

Irrational Pi T-Shirt – Black, L by ThinkGeek

Price: $19.99 
Condition: New