Add links to pictures of shape functions provided by Manuel Quezada de Luna.

diff --git a/include/deal.II/fe/fe_dgp_nonparametric.h b/include/deal.II/fe/fe_dgp_nonparametric.h
index a1294a25a0d69072edea2ab0cacd7753dd78130c..e4dab29fff66e3608cc9d397d1d2405531f0b746 100644 (file)
--- a/include/deal.II/fe/fe_dgp_nonparametric.h
+++ b/include/deal.II/fe/fe_dgp_nonparametric.h
@@ -1,6 +1,6 @@
 // ---------------------------------------------------------------------
 //
-// Copyright (C) 2002 - 2014 by the deal.II authors
+// Copyright (C) 2002 - 2015 by the deal.II authors
 //
 // This file is part of the deal.II library.
 //
@@ -50,6 +50,220 @@ template <int dim, int spacedim> class MappingQ;
  * Besides, this class is not implemented for the codimension one case
  * (<tt>spacedim != dim</tt>).
  *
+ *
+ * <h3>Visualization of shape functions</h3>
+ * In 2d, the shape functions of this element look as follows.
+ *
+ * <h4>$P_0$ element</h4>
+ *
+ * <table>
+ * <tr>
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P1/P1_DGPNonparametric_shape0000.png
+ * </td>
+ *
+ * <td align="center">
+ * </td> </tr> <tr> <td align="center"> $P_0$ element, shape function 0 </td>
+ *
+ * <td align="center"></tr>
+ * </table>
+ *
+ * <h4>$P_1$ element</h4>
+ *
+ * <table>
+ * <tr>
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P1/P1_DGPNonparametric_shape0000.png
+ * </td>
+ *
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P1/P1_DGPNonparametric_shape0001.png
+ * </td> </tr> <tr> <td align="center"> $P_1$ element, shape function 0 </td>
+ *
+ * <td align="center"> $P_1$ element, shape function 1 </td> </tr>
+ *
+ * <tr> <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P1/P1_DGPNonparametric_shape0002.png
+ * </td>
+ *
+ * <td align="center">
+ * </td> </tr> <tr> <td align="center"> $P_1$ element, shape function 2 </td>
+ *
+ * <td align="center"></td> </tr> </table>
+ *
+ *
+ * <h4>$P_2$ element</h4>
+ *
+ * <table> <tr>
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P2/P2_DGPNonparametric_shape0000.png
+ * </td>
+ *
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P2/P2_DGPNonparametric_shape0001.png
+ * </td> </tr> <tr> <td align="center"> $P_2$ element, shape function 0 </td>
+ *
+ * <td align="center"> $P_2$ element, shape function 1 </td> </tr>
+ *
+ * <tr> <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P2/P2_DGPNonparametric_shape0002.png
+ * </td>
+ *
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P2/P2_DGPNonparametric_shape0003.png
+ * </td> </tr> <tr> <td align="center"> $P_2$ element, shape function 2 </td>
+ *
+ * <td align="center"> $P_2$ element, shape function 3 </td> </tr>
+ *
+ * <tr> <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P2/P2_DGPNonparametric_shape0004.png
+ * </td>
+ *
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P2/P2_DGPNonparametric_shape0005.png
+ * </td> </tr> <tr> <td align="center"> $P_2$ element, shape function 4 </td>
+ *
+ * <td align="center"> $P_2$ element, shape function 5 </td> </tr>
+ * </table>
+ *
+ *
+ * <h4>$P_3$ element</h4>
+ *
+ * <table> <tr>
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P3/P3_DGPNonparametric_shape0000.png
+ * </td>
+ *
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P3/P3_DGPNonparametric_shape0001.png
+ * </td> </tr> <tr> <td align="center"> $P_3$ element, shape function 0 </td>
+ *
+ * <td align="center"> $P_3$ element, shape function 1 </td> </tr>
+ *
+ * <tr> <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P3/P3_DGPNonparametric_shape0002.png
+ * </td>
+ *
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P3/P3_DGPNonparametric_shape0003.png
+ * </td> </tr> <tr> <td align="center"> $P_3$ element, shape function 2 </td>
+ *
+ * <td align="center"> $P_3$ element, shape function 3 </td> </tr>
+ *
+ * <tr> <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P3/P3_DGPNonparametric_shape0004.png
+ * </td>
+ *
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P3/P3_DGPNonparametric_shape0005.png
+ * </td> </tr> <tr> <td align="center"> $P_3$ element, shape function 4 </td>
+ *
+ * <td align="center"> $P_3$ element, shape function 5 </td> </tr>
+ *
+ * <tr> <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P3/P3_DGPNonparametric_shape0006.png
+ * </td>
+ *
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P3/P3_DGPNonparametric_shape0007.png
+ * </td> </tr> <tr> <td align="center"> $P_3$ element, shape function 6 </td>
+ *
+ * <td align="center"> $P_3$ element, shape function 7 </td> </tr>
+ *
+ * <tr> <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P3/P3_DGPNonparametric_shape0008.png
+ * </td>
+ *
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P3/P3_DGPNonparametric_shape0009.png
+ * </td> </tr> <tr> <td align="center"> $P_3$ element, shape function 8 </td>
+ *
+ * <td align="center"> $P_3$ element, shape function 9 </td> </tr>
+ * </table>
+ *
+ *
+ * <h4>$P_4$ element</h4>
+ * <table> <tr>
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P4/P4_DGPNonparametric_shape0000.png
+ * </td>
+ *
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P4/P4_DGPNonparametric_shape0001.png
+ * </td> </tr> <tr> <td align="center"> $P_4$ element, shape function 0 </td>
+ *
+ * <td align="center"> $P_4$ element, shape function 1 </td> </tr>
+ *
+ * <tr> <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P4/P4_DGPNonparametric_shape0002.png
+ * </td>
+ *
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P4/P4_DGPNonparametric_shape0003.png
+ * </td> </tr> <tr> <td align="center"> $P_4$ element, shape function 2 </td>
+ *
+ * <td align="center"> $P_4$ element, shape function 3 </td> </tr>
+ *
+ * <tr> <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P4/P4_DGPNonparametric_shape0004.png
+ * </td>
+ *
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P4/P4_DGPNonparametric_shape0005.png
+ * </td> </tr> <tr> <td align="center"> $P_4$ element, shape function 4 </td>
+ *
+ * <td align="center"> $P_4$ element, shape function 5 </td> </tr>
+ *
+ * <tr> <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P4/P4_DGPNonparametric_shape0006.png
+ * </td>
+ *
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P4/P4_DGPNonparametric_shape0007.png
+ * </td> </tr> <tr> <td align="center"> $P_4$ element, shape function 6 </td>
+ *
+ * <td align="center"> $P_4$ element, shape function 7 </td> </tr>
+ *
+ * <tr> <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P4/P4_DGPNonparametric_shape0008.png
+ * </td>
+ *
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P4/P4_DGPNonparametric_shape0009.png
+ * </td> </tr> <tr> <td align="center"> $P_4$ element, shape function 8 </td>
+ *
+ * <td align="center"> $P_4$ element, shape function 9 </td> </tr>
+ *
+ * <tr> <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P4/P4_DGPNonparametric_shape0010.png
+ * </td>
+ *
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P4/P4_DGPNonparametric_shape0011.png
+ * </td> </tr> <tr> <td align="center"> $P_4$ element, shape function 10 </td>
+ *
+ * <td align="center"> $P_4$ element, shape function 11 </td> </tr>
+ *
+ * <tr> <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P4/P4_DGPNonparametric_shape0012.png
+ * </td>
+ *
+ * <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P4/P4_DGPNonparametric_shape0013.png
+ * </td> </tr> <tr> <td align="center"> $P_4$ element, shape function 12 </td>
+ *
+ * <td align="center"> $P_4$ element, shape function 13 </td> </tr>
+ *
+ * <tr> <td align="center">
+ * @image html http://www.dealii.org/images/shape-functions/DGPNonparametric/P4/P4_DGPNonparametric_shape0014.png
+ * </td>
+ *
+ * <td align="center">
+ * </td> </tr> <tr> <td align="center"> $P_4$ element, shape function 14 </td>
+ *
+ * <td align="center"></td> </tr>
+ * </table>
+ *
  * @author Guido Kanschat, 2002
  */
 template <int dim, int spacedim=dim>