LaTeX Error: Not in outer par mode.
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...
l.10 \bgroup
This is the document:
\documentclass{article}
\usepackage[utf8]{inputenc}
\usepackage{multirow}
\begin{document}
\begin{center}
\begin{tabular}{ c c }
\begin{table}
\bgroup
\def\arraystretch{1.2}
\begin{tabular}{ c c | c | c | }
& & \multicolumn{2}{c|}{P2} \\
& & $a_1$ & $a_2$ \\
\hline
\multirow{2}{*}{P1} & $a_1$ & 0, 0 & 0, 0 \\
& $a_2$ & 0, 0 & 0, 0 \\
\hline
\end{tabular}
\egroup
\caption{Title}
\end{table}
&
Other text
\end{tabular}
\end{center}
\end{document}
What does this mean?
Best Answer
i suspect that you like to obtain the following result:
correct code for above table is:
addendum: from your comments follows, that you like to have two parallel tables:
for this i suggest to use the
tabularx
table environment for outer table: