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Here is the code for a minimal working example:

\documentclass{article}

\begin{document}

\begin{center}
\section*{First Section}
\end{center}

Stuff in first section.

\begin{center}
\section*{Second Section}
\end{center}

Stuff in second section.

\end{document}

It throws me the error ...

Oops. Sorry about that. I didn't see the period there before. Anyways, I have resolved the problem now.

Thanks a lot!

Here is the relevant line:


\documentclass{article}
\usepackage{amsmath,amssymb}
\begin{document}

\begin{align*}
\nabla ^2v & =2\left[ \left( \left( \frac{\partial ^2u}{\partial x^2}\right) ^2+\frac{\partial u}{\partial x}\frac{\partial ^3u}{\partial x^3}+\left( \frac{\partial ^2u}{\partial x ...

When I did this, everything typset correctly (as far as I can tell); however, Texniccenter is still throwing errors at me: 4 to be prcise. They all say "Missing delimeter".

It's not that big of a deal because the output is what it should be, but is there any way to eliminate these errors as well ...

Normally, when I try to break lines in the align environment, everything works perfectly line. However, if I try to make a line break inside brackets, for example, created with the \left[ / \right] commands, Latex throws tons of errors and won't typeset anything at all after the line break.

Is ...