# NAME
Math::Tau - provide the important mathematical constant tau = 6.2831...
# VERSION
version 1.003
# SYNOPSIS
use Math::Tau;
print tau/2;
# 3.14159265358979
use utf8;
print τ/2;
# 3.14159265358979
# DESCRIPTION
tau is one of the most fundamental and misunderstood mathematical constants.
See [The Tau Manifesto](http://tauday.com/) for why pi is a historical mistake.
# CONSTANTS
## tau
The mathematical constant 6.2831... as floating point.
## τ
The Greek letter, for those of you who like to use Unicode identifiers.
# SEE ALSO
[Math::Complex](http://search.cpan.org/perldoc?Math::Complex), [Math::Trig](http://search.cpan.org/perldoc?Math::Trig)
- [Math::Tau](http://search.cpan.org/perldoc?Math::Tau)
# AUTHOR
Franklin Chen
# COPYRIGHT AND LICENSE
This software is copyright (c) 2013 by Franklin Chen .
This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.