%% An UIT Edition example

%%
%% An UIT Edition example
%%
%% Example 06-08-2 on page 102.
%%
%% Copyright (C) 2010 Herbert Voss
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3
%% of this license or (at your option) any later version.
%%
%% See http://www.latex-project.org/lppl.txt for details.
%%
%%
%% ====
% Show page(s) 1
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\documentclass[]{exaarticle}
\pagestyle{empty}
\setlength\textwidth{375.57637pt}
\AtBeginDocument{\setlength\parindent{0pt}}
\StartShownPreambleCommands
\usepackage{amsmath}\newcommand\rV{\rule{5mm}{0.4pt}}
\StopShownPreambleCommands
\begin{document}
\Large A\rV$\sqrt{\frac{x}{\lambda}}\rV\sqrt{\smash[b]{\frac{b}{\lambda}}}
\rV\sqrt{\smash[t]{\frac{t}{\lambda}}}\rV\sqrt{\smash[tb]{\frac{tb}{\lambda}}}
\rV\sqrt{\frac{b}{\lambda_{k_i}}}\rV\sqrt{\frac{b}{\smash[b]{\lambda_{k_i}}}}$\rV B
\end{document}