From: bangerth Date: Wed, 3 Nov 2010 12:05:43 +0000 (+0000) Subject: Reference the glossary instead of repeating documentation. X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bd5c80c065dd978213cb514d233e7636bc0410f2;p=dealii-svn.git Reference the glossary instead of repeating documentation. git-svn-id: https://svn.dealii.org/trunk@22597 0785d39b-7218-0410-832d-ea1e28bc413d --- diff --git a/deal.II/include/deal.II/fe/fe_values.h b/deal.II/include/deal.II/fe/fe_values.h index b87dbe2936..c9b7e01974 100644 --- a/deal.II/include/deal.II/fe/fe_values.h +++ b/deal.II/include/deal.II/fe/fe_values.h @@ -3180,17 +3180,6 @@ class FEValues : public FEValuesBase * when evaluating something on the surface of a cell. All the data * that is available in the interior of cells is also available here. * - * On surfaces of mesh cells, boundary forms are - * additional values that can be computed. This class provides the - * interface to access those. Implementations are in derived classes - * FEFaceValues and FESubfaceValues. - * - * The boundary form is the cross product of the images of the unit - * tangential vectors. Therefore, it is the unit normal vector - * multiplied with the surface element. Since it may be cheaper to - * compute the boundary form immediately, use this value to integrate - * n.ds. - * * See FEValuesBase * * @author Wolfgang Bangerth, 1998, Guido Kanschat, 2000, 2001 @@ -3236,18 +3225,7 @@ class FEFaceValuesBase : public FEValuesBase * Boundary form of the * transformation of the cell at * the ith quadrature point. - * - * The boundary form is the cross - * product of the images of the - * unit tangential - * vectors. Therefore, it is the - * unit normal vector multiplied - * with the surface - * element. Since it may be - * cheaper to compute the - * boundary form immediately, use - * this value to integrate - * n.ds. + * See @ref GlossBoundaryForm . */ const Tensor<1,spacedim> & boundary_form (const unsigned int i) const; diff --git a/deal.II/include/deal.II/fe/mapping.h b/deal.II/include/deal.II/fe/mapping.h index d3dc65cb74..b6237a6a67 100644 --- a/deal.II/include/deal.II/fe/mapping.h +++ b/deal.II/include/deal.II/fe/mapping.h @@ -576,25 +576,21 @@ class Mapping : public Subscriptor /** - * Performs the same as @p fill_fe_values - * on a face. - * Additionally, @p boundary_form and - * @p normal_vectors can be - * computed on surfaces. The - * boundary form is the vector - * product of the image of - * coordinate vectors on the - * surface of the unit - * cell. It is a - * vector normal to the surface, - * pointing outwards and having - * the length of the surface - * element. - * Therefore, it is more economic - * to use the boundary form - * instead of the product of the - * unit normal and the - * transformed quadrature weight. + * Performs the same as @p + * fill_fe_values on a face. + * Additionally, @p boundary_form + * (see @ref GlossBoundaryForm) + * and @p normal_vectors can be + * computed on surfaces. Since + * the boundary form already + * contains the determinant of + * the Jacobian of the + * transformation, it is + * sometimes more economic to use + * the boundary form instead of + * the product of the unit normal + * and the transformed quadrature + * weight. */ virtual void fill_fe_face_values (const typename Triangulation::cell_iterator &cell,