//---------------------------------------------------------------------------
// $Id$
//
-// Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2011, 2012 by the deal.II authors
+// Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2011, 2012, 2013 by the deal.II authors
//
// This file is subject to QPL and may not be distributed
// without copyright and license information. Please refer
* from one cell, whereas it is according to the standard looking at it from the
* neighboring cell sharing that particular face. In order to cope with this,
* two flags <tt>face_flip</tt> and <tt>face_rotation</tt> are available, to
- * represent rotations by 90 and 180 degree, respectively. Setting both flags
- * accumulates to a rotation of 270 degrees (all counterclockwise). You can ask
+ * represent rotations by 180 and 90 degree, respectively. Setting both flags
+ * amounts to a rotation of 270 degrees (all counterclockwise). You can ask
* the cell for these flags like for the <tt>face_orientation</tt>. In order to
* enable rotated faces, even lines can deviate from their standard direction in
* 3d. This information is available as the <tt>line_orientation</tt> flag for