In Google Docs preferences it lets you set up a table of shortcuts in the form of substitutions. For example if you type
(c) it will automatically replace it with the copyright symbol
Google Docs also lets you insert an equation (not really an equation, but a mathematical expression of any sort).
Is there any way to get it to replace certain text with an equation? I tried copying an already-inserted equation into the With field in the substitution table, but simply doing that didn't work—it just stripped my equation down to the letters that were in the expression.
Here is a snippet from inside a document that might better illustrate what I'm looking for.