09/08/17 17:45:06
\documentclass{jarticle}
\usepackage{amsmath}
\begin{document}
$x\xrightarrow{g \circ f}z$
\end{document}
09/08/17 17:45:06
\documentclass{jarticle}
\usepackage{amsmath}
\begin{document}
$x\xrightarrow{g \circ f}z$
\end{document}
09/08/17 17:45:06
\documentclass{jarticle}
\usepackage{amsmath}
\begin{document}
$x\xrightarrow{g \circ f}z$
\end{document}