# Align equations not displaying?

1. Oct 25, 2008

### tgt

The \begin{align} \end{align} is not displaying anything. What have I done wrong?

2. Oct 25, 2008

### cristo

Staff Emeritus
Erm.. not put anything between the two commands?...

Seriously, it's very difficult to troubleshoot something if you don't give any information about your problem! Have you got the amsmath package installed?