Anonymous ID: 12ca87 Jan. 12, 2019, 11:11 a.m. No.4727308   🗄️.is 🔗kun   >>7391

>>4726981

I think it has something to do with π:

 

The number π (/paɪ/) is a mathematical constant. Originally defined as the ratio of a circle's circumference to its diameter, it now has various equivalent definitions and appears in many formulas in all areas of mathematics and physics. It is approximately equal to 3.14159.