tau-6.2831: Tau, the ratio between any circle's circumference and radius.

Portabilityvery
Maintainerbyorgey@cis.upenn.edu
Safe HaskellSafe-Inferred

Math.Tau

Description

The circle constant, tau.

Synopsis

Documentation

τ :: Floating a => aSource

The circle constant, the ratio of a circle's circumference to its radius. Note that pi = tau/2.

For more information and a well-reasoned argument why we should all be using tau instead of pi, see The Tau Manifesto, http://tauday.com/.

To hear what it sounds like (and to easily memorize the first 30 digits or so), try http://youtu.be/3174T-3-59Q.

tau :: Floating a => aSource

A convenient synonym for those wishing to avoid Unicode identifiers.