% One needs PDF2SVG to generate the SVG graph.
% Author: Ika
% Update Date: 11/24/2014

\documentclass{amsart}
\usepackage[paperwidth=200px, paperheight=100px, top=-16px, left=0px, right=0px, bottom=0px]{geometry}
\usepackage{amsmath,amssymb,nopageno}
\usepackage[all]{xy}
\begin{document}
\Huge
\[
	\xymatrix@C+1em@R+1em{ 
	M \otimes M \ar^{f \otimes f}[r] \ar_{\mu}[d] & M' \otimes M' \ar^{\mu'}[d] \\
	M \ar^f[r] & M'
	}
\]
\end{document}