]> https://gitweb.dealii.org/ - dealii-svn.git/commitdiff
Last commit
authorbonito <bonito@0785d39b-7218-0410-832d-ea1e28bc413d>
Thu, 6 Jan 2011 15:28:26 +0000 (15:28 +0000)
committerbonito <bonito@0785d39b-7218-0410-832d-ea1e28bc413d>
Thu, 6 Jan 2011 15:28:26 +0000 (15:28 +0000)
git-svn-id: https://svn.dealii.org/trunk@23136 0785d39b-7218-0410-832d-ea1e28bc413d

deal.II/examples/step-38/doc/intro.dox

index bcdf18fee1a731d69cca5a94e07908313ee83e4c..dc10b5df6f283de2694b2e436c36b9e65764c833 100644 (file)
@@ -193,7 +193,7 @@ defined on the manifold, the obvious definition of this error functional is
 $| e |_{H^1(\Gamma)} 
   = | \nabla_\Gamma e |_{L_2(\Gamma)} 
   = \left( \int_\Gamma | \nabla_\Gamma (u-u_h) |^2 \right)^{1/2}$. This requires us to provide the
-<i>tangential</i> gradient to the function VectorTools::integrate_difference
+<i>tangential</i> gradient $\nabla_\Gamma u$ to the function VectorTools::integrate_difference
 (first introduced in step-7), which we
 will do by implementing the function <code>Solution::gradient</code> in the
 program below.

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