%% 
%%  An UIT Edition example
%% 
%%  Example 07-05-3 on page 135.
%% 
%%  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
%% 
\documentclass[]{exasymbol}
\pagestyle{empty}
\setlength\textwidth{201.70511pt}
\AtBeginDocument{\setlength\parindent{0pt}}
\StartShownPreambleCommands
\usepackage{array,mathabx}
\StopShownPreambleCommands
\begin{document}
\begin{tabular}{@{}*{1}{r@{\kern3pt}l}r@{\kern3pt}l@{}l@{}}
\mathsymbol{blacktriangledown}
\mathsymbol{blacktriangleleft}\\
\mathsymbol{blacktriangleright}
\mathsymbol{blacktriangleup}\\
\mathsymbol{smalltriangledown}
\mathsymbol{smalltriangleleft}   \\
\mathsymbol{smalltriangleright}
\mathsymbol{smalltriangleup}
\end{tabular}
\end{document}