% Compiled by XeLaTeX
\documentclass{article}
\usepackage[all,pdf]{xy}
\begin{document}
\begin{xy}
,(0,0)="A"
,(10,0)="B";"A" **\frm{^\}}
\end{xy}
\end{document}
產生一個不對稱的括號,如何得到對稱的括號?
% Compiled by XeLaTeX
\documentclass{article}
\usepackage[all,pdf]{xy}
\begin{document}
\begin{xy}
,(0,0)="A"
,(10,0)="B";"A" **\frm{^\}}
\end{xy}
\end{document}
產生一個不對稱的括號,如何得到對稱的括號?