[freeopinion]

For convenience, we set τ=2pi. :-)

x = τ(r+1) - τr = τ(r+1-r) = τ(1) = τ

[shortrounddev2]

How do you pronounce that symbol?

[Tistron]

Tau. cf vihart: https://www.youtube.com/watch?v=jG7vhMMXagQ&t=0s

[freeopinion]

https://doc.rust-lang.org/stable/std/f64/consts/constant.TAU...

https://docs.python.org/3/library/math.html#math.tau

https://www.google.com/search?q=tau*1

https://docs.oracle.com/en/java/javase/21/docs/api/java.base...

https://learn.microsoft.com/en-us/dotnet/api/system.math.tau...

[layer8]

https://tauday.com/tau-manifesto

https://en.wikipedia.org/wiki/Tau