From 6663f3d0bedf238dfa4b357dec90015715cded69 Mon Sep 17 00:00:00 2001 From: leicht Date: Fri, 9 Feb 2007 06:49:15 +0000 Subject: [PATCH] Update doc. git-svn-id: https://svn.dealii.org/trunk@14442 0785d39b-7218-0410-832d-ea1e28bc413d --- deal.II/deal.II/include/grid/tria.h | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/deal.II/deal.II/include/grid/tria.h b/deal.II/deal.II/include/grid/tria.h index 4acacbf783..c55eee4197 100644 --- a/deal.II/deal.II/include/grid/tria.h +++ b/deal.II/deal.II/include/grid/tria.h @@ -557,11 +557,11 @@ namespace internal * * It is your duty to guarantee that cells have the correct orientation. * To guarantee this, in the input vector keeping the cell list, the - * vertex indices for each cell have to be in a defined order. In one - * dimension, the first vertex index must refer to that vertex with the - * lower coordinate value. In two dimensions, the four vertices must be - * given in an order representing a counterclockwise sense. This - * condition is not easy to verify and no full attempt to do so is made. + * vertex indices for each cell have to be in a defined order, see the + * documentation of GeometryInfo. In one dimension, the first vertex + * index must refer to that vertex with the lower coordinate value. In 2d + * and 3D, the correspondoing conditions are not easy to verify and no + * full attempt to do so is made. * If you violate this condition, you may end up with matrix entries * having the wrong sign (clockwise vertex numbering, which results in * a negative area element) of with wrong matrix elements (twisted -- 2.39.5