]> https://gitweb.dealii.org/ - dealii-svn.git/commitdiff
Improve
authorbangerth <bangerth@0785d39b-7218-0410-832d-ea1e28bc413d>
Wed, 15 Nov 2006 05:38:01 +0000 (05:38 +0000)
committerbangerth <bangerth@0785d39b-7218-0410-832d-ea1e28bc413d>
Wed, 15 Nov 2006 05:38:01 +0000 (05:38 +0000)
git-svn-id: https://svn.dealii.org/trunk@14195 0785d39b-7218-0410-832d-ea1e28bc413d

deal.II/examples/step-25/doc/results.dox

index 8def52582a65395b78fc5e2461467d3a68cf12ae..0cabb4385731b066ff5e18efa310957b9a38fe00 100644 (file)
@@ -124,9 +124,9 @@ is defined as
   t}\right)^2
   + \left(\nabla u\right)^2 + 2 (1-\cos u) \; dx.
 @f]
-(The constant $2$ appears in the formula to ensure that all contributions to
-the energy are positive, and so that decaying solutions have finite energy on
-unbounded domains.)
+(We use $1-\cos u$ instead of $-\cos u$ in the formula to ensure that all
+contributions to the energy are positive, and so that decaying solutions have
+finite energy on unbounded domains.)
 
 Beyond this, clearly, adaptivity (i.e. time-adaptive grids) would be of
 interest to problems like these. Their complexity leads us to leave this out

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