Memes related to mathematics.
Rules:
1: Memes must be related to mathematics in some way.
2: No bigotry of any kind.
(the title says "circle number", but there is no appropriate english translation that i could find)
The thing is, 2π is quite often for sure, but 1π isn't that rare and doubling is so much easier than halving that π still wins against τ
i'm in favor of renaming 2π to σ because the symbol looks like somebody is taking a measurement of the circumference of a circle.
3.141592653589793238? Nah
6.283185307179586476? Nah
9.869604401089358618? Yeah
Edit (x5) edits are hard
Finally,
Brick his pypy
import ctypes
e^(i pi) = -1 though
e^iτ^ = 1 though