]> https://gitweb.dealii.org/ - dealii.git/commitdiff
Doc update.
authorWolfgang Bangerth <bangerth@math.tamu.edu>
Tue, 21 Apr 1998 14:51:10 +0000 (14:51 +0000)
committerWolfgang Bangerth <bangerth@math.tamu.edu>
Tue, 21 Apr 1998 14:51:10 +0000 (14:51 +0000)
git-svn-id: https://svn.dealii.org/trunk@185 0785d39b-7218-0410-832d-ea1e28bc413d

deal.II/deal.II/include/fe/fe.h

index f1188b0b49844cb6813e131cc6394e8f98830e30..73fcd32aaf8d262fdec536f9a0e8558ad601a405 100644 (file)
@@ -26,6 +26,11 @@ template <int dim> class Quadrature;
   the transformation from the unit cell to the real cell and the integration
   points in real space are calculated each time we move on to a new cell.
 
+  The unit cell is defined to be the tensor product of the interval $[0,1]$
+  in the present number of dimensions. In part of the literature, the convention
+  is used that the unit cell be the tensor product of the intervale $[-1,1]$,
+  which is to distinguished properly.
+
   Objects of this class store a multitude of different values needed to
   do the assemblage steps on real cells rather than on the unit cell. Among
   these values are the values and gradients of the shape functions at the

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