% One needs PDF2SVG to generate the SVG graph.
% Author: Ika
% Update Date: 12/15/2014

\documentclass{amsart}
\usepackage[paperwidth=280px, paperheight=125px, top=-10px, left=0px, right=0px, bottom=0px]{geometry}
\usepackage{amsmath,amssymb,nopageno}
\usepackage[all]{xy}
\begin{document}
\Huge
\[
	\xymatrix@C+3em@R+1em{ 
	\frac{d^2 x^\mu}{dt^2} \ar@{=}_{\textbf{Newton}}[d] \ar@{=}^{\textbf{Geodesic}}[r] & -{\Gamma^{\mu}}_{44} \ar@{=}^{\textbf{Levi-Civita}}[d] \\
	-\frac{GM}{r^2} \ar@{=}[r] & \frac{1}{2}\frac{\partial}{\partial r}g_{44}
	}
\]
\end{document}