#  XQYZi - Math Class
#  Containes useful functions regarding the calculations of different things
#  (hell, worst description ever)
#
#  Copyright (C) 2009 Patrick Lerner [[email protected]]
#
#  This program is free software: you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation, either version 3 of the License, or
#  (at your option) any later version.
#
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

class Math
{
	function Sqr ( num )
	{
		return ( * ( num num ) )
	}

	function Sqrt ( num )
	{
		return ( ^ ( num 0.5 ) )
	}

	function Pi ( )
	{
		return ( 3.141592653589793238 )
	}

	class Circle
	{
		function Area ( r )
		{
			return ( * ( Math.Pi ( ) Math.Sqr ( r ) ) )
		}

		function Circumference ( r )
		{
			return ( * ( 2 Math.Pi ( ) r ) )
		}
	}

	class Rectangle
	{
		function Area ( a b )
		{
			return ( * ( a b ) )
		}

		function Circumference ( a b )
		{
			return ( + ( a a b b ) )
		}
	}

	class Square
	{
		function Area ( a )
		{
			return ( Math.Rectangle.Area ( a a ) )
		}

		function Circumference ( a )
		{
			return ( Math.Rectangle.Circumference ( a a ) )
		}
	}
}