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<php> echo '<script src="../Wikka/3rdparty/plugins/jsmath/jsMath.js" type="text/javascript"></script>

<NOSCRIPT>

Warning: <A HREF="http://www.math.union.edu/locate/jsMath">jsMath</A>requires JavaScript to process the mathematics on this page.
If your browser supports JavaScript, be sure it is enabled.

---

</NOSCRIPT>';

</php>

\sum_{i=1}^{\nu} i = {n(n+1)\over 2}

<php> echo '<script type="text/javascript">jsMath.Process()</script>'; </php>