From: Wolfgang Bangerth Date: Fri, 15 May 1998 17:11:54 +0000 (+0000) Subject: Doc update. X-Git-Tag: v8.0.0~22961 X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=aa607a2dd0f007013913b84766d8f9c8eb1edd1b;p=dealii.git Doc update. git-svn-id: https://svn.dealii.org/trunk@293 0785d39b-7218-0410-832d-ea1e28bc413d --- diff --git a/deal.II/deal.II/include/numerics/error_estimator.h b/deal.II/deal.II/include/numerics/error_estimator.h index 4a9c7798d9..88d929eff9 100644 --- a/deal.II/deal.II/include/numerics/error_estimator.h +++ b/deal.II/deal.II/include/numerics/error_estimator.h @@ -61,6 +61,11 @@ class dVector; * sum up the contributions of the faces (which are the integrated * square of the jumps) of each cell and take the square root. * + * The integration is done using a quadrature formula on the face. + * For linear ansatz functions (#FELinear#), the #Gauss2# or even the + * #Midpoint# rule will suffice. For higher order elements, it is + * necessary to utilize higher order quadrature formulae as well. + * * We store the contribution of each face in a #map#, as provided by the * C++ standard library, with the iterator pointing to that face being the * key into the map. In fact, we do not store the indicator per face, but