--- a/data-cube/index.html	Fri May 03 14:26:39 2013 +0100
+++ b/data-cube/index.html	Fri May 03 14:28:03 2013 +0100
@@ -2699,7 +2699,7 @@
   <li>Added complete example Data Cube as an appendix, providing a
   link to it from earlier on in the document.
   <li>Section 10. Clarified that abbreviated form is an option, and
-  there is not requirement to use it in place of normalized form.</li>
+  there is no requirement to use it in place of normalized form.</li>
   <li>Various typographical corrections.</li>
 </ul>
 

--- a/data-cube/static-cr.html	Fri May 03 14:26:39 2013 +0100
+++ b/data-cube/static-cr.html	Fri May 03 14:28:03 2013 +0100
@@ -2942,7 +2942,7 @@
   <li>Added complete example Data Cube as an appendix, providing a
   link to it from earlier on in the document.
   </li><li>Section 10. Clarified that abbreviated form is an option, and
-  there is not requirement to use it in place of normalized form.</li>
+  there is no requirement to use it in place of normalized form.</li>
   <li>Various typographical corrections.</li>
 </ul>