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[; e^{\pi i} + 1 = 0 ;]
Post the equation above like this:
`[; e^{\pi i}+1=0 ;]`
You may need to add four spaces before or put backticks around math fragments.
Using Superscripts and Subscripts
x*_sub_* makes xsub
x*`sup`* and x^(sup) both make xsup
x*_sub_`sup`* makes xsubsup
x*`sup`_sub_* makes xsupsub
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