%%
%% The LaTeX Companion, 3ed
%%
%% Example 6-2-10 on page I-442 in "Examples of preamble specifiers".
%%
%% Copyright (C) 2022 Frank Mittelbach
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3c
%% of this license or (at your option) any later version.
%%
%% See https://www.latex-project.org/lppl.txt for details.
%%

\documentclass{tlc3exa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{159.0pt}
%StartShownPreambleCommands
\usepackage{array}  \setlength\extrarowheight{4pt}
%StopShownPreambleCommands

\begin{document}
\begin{tabular}{|>{$}l<{$}|l|}            \hline
      10!^{10!}        & a big number   \\
      10^{-999}        & a small number \\\hline
\end{tabular}
\end{document}
