Here is the site language that will help blog developers with their latex language and give them an alternative from having to shift over to word press.
Test
$\odot$ $\oplus$ $\pi$ $\omega$
$\LARGE U=\frac{-GMm}r=\frac{-GMh}{rc^2}{vo}$
$\large hv=hv_o[{1-}\frac{GM}{rc^2}] \hspace9 v=v_o[{1-}\frac{GM}{rc^2}] \hspace9 \frac{\bigtriangledown v} {v_o}={-}\frac{GM}{rc^2}$
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See:Help:Latex Symbols-Mathematics