Here a screenshot: The syntax is as follows: {{latex($\sum_i c_i$)}} But I would like to use it with more comlpex formulas, like: {{latex($\sum_{i=1}^k c_i$)}} or {{latex( \begin{equation} \sum_{i=1}^k c_i \end{equation} )}} The problem here are the curly braces und newlines. All newlines are replaced by br or p tags before the params are passed to the macro. And since the regex to match the macro