--- a/mc.html	Mon Jul 07 00:04:37 2014 +0100
+++ b/mc.html	Tue Jul 08 12:51:48 2014 +0100
@@ -26,24 +26,27 @@
  
 Martin Berger, Laurence Tratt, Christian Urban
 <p>
+
+<H4>For MacOS X</H4>  
 <ul>
-<li>1. Download Isabelle<BR>
-  <ul>
-     <li>For Linux: <a href="Isabelle2014-RC0_linux.tar.gz">Isabelle2014-RC0_linux.tar.gz</a>
-     <li>For MacOSX: <a href="Isabelle2014-RC0.dmg">Isabelle2014-RC0.dmg</a>
-  </ul>
-<li>2. Download Artefact
+<li>1. Download the Isabelle disk image file <a href="Isabelle2014-RC0.dmg">Isabelle2014-RC0.dmg</a>.
+  Open the image file and move the file Isabelle2014-RC0  into a directory.
+<li>2. Download the artefact <a href="meta-compile.tgz">meta-compile.tgz</a>. Unpack this file into
+  the same directory. This will create files <tt>Isabelle_Proofs.thy</tt> and <tt>ROOT</tt>,
+  as well as the directory <tt>nominal2</tt>.
 
-<li>3. Check Artefact
+<li>3. If you want to recheck the sources of the paper, start on the command line
+  <center><tt>./Isabelle2014-RC0.app/Isabelle/bin/isabelle build -d . MC</tt></center>
 
-<li>4. Inspect Artefact
+<li>4. If you want to view and edit the sources of the paper, start on the command line
+  <center><tt>./Isabelle2014-RC0.app/Isabelle/bin/isabelle jedit Isabelle_Proofs.thy</tt></center>
 </u>
 
 
 
 </TABLE>
 <P>
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