\chapter{License Terms and Availability} \label{License Terms and Availability}

The LEDA research version can be used free of charge for academic research 
and teaching. However, it is not in the public domain and its use requires
a {\em research license} which is distributed by the Max-Planck-Institut 
f\"ur Informatik in Saarbr\"ucken. Please visit the LEDA homepage\\
\begin{center}
http://www.mpi-sb.mpg.de/LEDA/leda.html
\end{center}
and go to the {\em Scientific and Commercial Availability} section
for downloading LEDA and for information on how to obtain a research 
license.

\vspace{1.5cm}
Any commercial use of LEDA requires a {\em commercial license} which is 
distributed by the LEDA Software GmbH, Postfach 151101, 66041 Saarbr\"ucken, 
(fax: +49 681 842502, email: ledacom@mpi-sb.mpg.de)

\begin{center}
{\bf Any use by a company, government institution, or any other \\
non-academic institution is considered to be commercial use. \\
It is not allowed to use or distribute any code being part of or based on \\
the research version of LEDA commercially. }
\end{center}

