Help:FAQ/Technical questions/Can't get a maintenance template to register my parameter

Can't get a maintenance template to register my parameter
"I am trying to (for example) get the "explain" template to show:

... but when it appears on the page, the "Why does $a = b$?" bit does not show."


 * This is because the MediaWiki template parser takes precedence over the MathJax one, and interprets your $=$ sign as being part of a parameter invocation. That is, it thinks that  is the name of the parameter being passed to the explain template and that   is its value.


 * In order to get round this, the  template was developed, which allows you to put the $=$ sign into an invocation of the template, like so:


 * This should fix it.
 * --prime mover (talk) 08:58, 8 March 2013 (UTC)