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\def\beginsymbols{\begin{tabbing}
\hspace{0.8cm}\=\hspace{3.5cm}\= \hspace{0.8cm}\=\hspace{3.5cm}\=
\hspace{0.8cm}\=\hspace{3.5cm}\= \kill }
\def\endsymbols{\end{tabbing}}
\subsection*{Arrows and Braces}
The following symbols can be used in math mode:
\beginsymbols
$\leftarrow $\> \verb|\leftarrow| \>$\longleftarrow $\>
\verb|\longleftarrow| \>
$\uparrow $\> \verb|\uparrow| \\
$\Leftarrow $\> \verb|\Leftarrow| \>$\Longleftarrow $\>
\verb|\Longleftarrow| \>
$\Uparrow $\> \verb|\Uparrow| \\
$\rightarrow $\> \verb|\rightarrow| \>$\longrightarrow $\>
\verb|\longrightarrow| \>
$\downarrow $\> \verb|\downarrow| \\
$\Rightarrow $\> \verb|\Rightarrow| \>$\Longrightarrow $\>
\verb|\Longrightarrow| \>
$\Downarrow $\> \verb|\Downarrow| \\
$\leftrightarrow $\> \verb|\leftrightarrow| \>$\longleftrightarrow $\>
\verb|\longleft...| \>
$\updownarrow $\> \verb|\updownarrow| \\
$\Leftrightarrow $\> \verb|\Leftrightarrow| \>$\Longleftrightarrow $\>
\verb|\Longleft...| \>
$\Updownarrow $\> \verb|\Updownarrow| \\
$\mapsto $\> \verb|\mapsto| \>$\longmapsto $\> \verb|\longmapsto| \>
$\nearrow $\> \verb|\nearrow| \\
$\hookleftarrow $\> \verb|\hookleftarrow| \>$\hookrightarrow $\>
\verb|\hookrightarrow| \>
$\searrow $\> \verb|\searrow| \\
$\leftharpoonup $\> \verb|\leftharpoonup| \>$\rightharpoonup $\>
\verb|\rightharpoonup| \>
$\swarrow $\> \verb|\swarrow| \\
$\leftharpoondown $\> \verb|\leftharpoondown| \>$\rightharpoondown $\>
\verb|\rightharpoondown| \>
$\nwarrow $\> \verb|\nwarrow| \\
$\rightleftharpoons $\> \verb|\rightleftharpoons| \>\>\>
$\leadsto $\> \verb|\leadsto|
\endsymbols
\beginsymbols
$($ \> \verb|(| \>$[$ \> \verb|[| \>
$\{$ \> \verb|\{| \\
$\lbrack $\> \verb|\lbrack| \>$\lfloor $\> \verb|\lfloor| \>
$\lceil $\> \verb|\lceil| \\
$\lbrace $\> \verb|\lbrace| \>$\langle $\> \verb|\langle| \\
$)$ \> \verb|)| \>$]$ \> \verb|]| \>
$\}$ \> \verb|\}| \\
$\rbrack $\> \verb|\rbrack| \>$\rfloor $\> \verb|\rfloor| \>
$\rceil $\> \verb|\rceil| \\
$\rbrace $\> \verb|\rbrace| \>$\rangle $\> \verb|\rangle|
\endsymbols
\end{document}
