Consider the following MWE to be previewed in the build in PDF previewer in Firefox
\documentclass[handout]{beamer}
\usepackage{pgfpages}
\pgfpagesuselayout{8 on 1}[a4paper,border shrink=4mm]
\begin{document}
\begin{frame}
\[
\bigcup_n \sum_n
\]
\[
\underbrace{aaaaaa}_{bbb}
\]
\end{frame}
\end{document}
Obervations: First of this is what I see in my FF.
Notice how the \bigcup
and \sum
are wrong.
Further observations:
- If the
\underbrace
is removed, things are ok - if the
\pgfpagesuselayout
line is removed, everything renders ok.
The same file rendered in Chrome, displays just fine.
Is this some kind of artefact in FF?