Why can't I write equation like the one in wikipedia?

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  liawh · Member · Jul 14, 2011 at 3:34 am

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  Cannot write equation like the one in wikipedia. Did I miss something to be installed? Thanks.
  Blog url: http://liawh.wordpress.com/

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  designsimply · Member · Jul 14, 2011 at 9:01 am

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  Can you please try following the instructions in this help page for formatting mathematical formulas and equations? http://en.support.wordpress.com/latex/

  If that still doesn’t help, can you please copy the LaTeX code you’re trying to add in a reply here?