<img src="http://ie7-js.googlecode.com/svn/test/*.png">

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Below is an equation with a radical relating to pentagonal symmetry:

` R = \sqrt(3) * \sqrt(5-2 \sqrt(5))) * r ` and conversely ` r = ( \sqrt(5+2 \sqrt(5))) / \sqrt(15))* R `

circumscribed sphere/inscribed sphere = 3 5 - 2 5 inscribed sphere/circumscribed sphere= 5 + 2 5 15

sphere sphere.svg

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METHODS TO WRITE PORTABLE and PRESENTABLE EQUATIONS WITHOUT BITMAPS or PROPRIETARY TOOLS

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