\input arrsy

\parindent=0pt
\nopagenumbers
\parskip=10pt

\def\disp#1{{\tt\string#1}\hfil\hbox to 0pt{\hss$#1$\hss}}
\def\test#1{\leavevmode\hbox to 4cm{\disp#1}\par}

\test\Rightharpoonup
\test\Leftharpoondown
\test\Upharpoonleft
\test\Downharpoonright
\test\Rightharpoondown
\test\Leftharpoonup
\test\Upharpoonright
\test\Downharpoonleft
\test\Rrightarrow
\test\Lleftarrow
\test\Rrelbar
\test\dashbar
\test\shortrightarrow
\test\shortleftarrow
\test\rightmonotail
\test\leftmonotail
\test\squiggle
\test\rightarrow
\test\leftarrow
\test\leftrightarrow
\test\leftharpoonup
\test\leftharpoondown
\test\rightharpoonup
\test\rightharpoondown
{\def\disp#1{#1}%
 \leavevmode\test{{\tt \string\vect}\hfil\hbox to 0pt{\hss$\vect{ }$\hss}}
}%
\test\of
\test\dotp
\test\cupp
\test\capp

\bye