From: Wolfgang Bangerth Date: Mon, 22 Apr 2019 14:32:49 +0000 (-0600) Subject: Clarify a piece of documentation. X-Git-Tag: v9.1.0-rc1~193^2 X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=daad233e194283efa1a980d7b9acef537cdad821;p=dealii.git Clarify a piece of documentation. --- diff --git a/include/deal.II/numerics/error_estimator.h b/include/deal.II/numerics/error_estimator.h index a9b3fa4a60..44f767ccfe 100644 --- a/include/deal.II/numerics/error_estimator.h +++ b/include/deal.II/numerics/error_estimator.h @@ -117,10 +117,12 @@ namespace hp * contributions of the faces (which are the integrated square of the jumps * times some factor) of each cell and take the square root. * - * The integration is done using a quadrature formula on the face. For linear - * trial functions (FEQ1), QGauss (with two points) or even the QMidpoint rule - * will suffice. For higher order elements, it is necessary to utilize higher - * order quadrature formulae as well. + * The integration is done using a quadrature formula on the face + * provided by the caller of the estimate() functions declared by this + * class. For linear trial functions (FE_Q(1)), QGauss with two points + * or even the QMidpoint rule might actually suffice. For higher order + * elements, it is necessary to utilize higher order quadrature + * formulae with `fe.degree+1` Gauss points. * * We store the contribution of each face in a @p map, as provided by the C++ * standard library, with the iterator pointing to that face being the key