Computes a mathematical equation

  * equation : the equation to compute, it can include normal variables with $foo or special math variables without the dollar sign
  * format : output format, see http://php.net/sprintf for details
  * assign : if set, the output is assigned into the given variable name instead of being output
  * rest : all math specific variables that you use must be defined, see the example

This software is provided 'as-is', without any express or implied warranty. In no event will the authors be held liable for any damages arising from the use of this software.

This file is released under the LGPL "GNU Lesser General Public License" More information can be found here: http://www.gnu.org/copyleft/lesser.html

• author: Jordi Boggiano <j.boggiano@seld.be>
• version: 0.9.1
• copyright: Copyright (c) 2008, Jordi Boggiano
• link: http://dwoo.org/
• date: 2008-05-30
• filesource: Source Code for this file
• license: GNU Lesser General Public License