From: bangerth <bangerth@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Fri, 23 Sep 2011 00:48:37 +0000 (+0000)
Subject: Minor addition.
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f6a2e0c0e06c72865ccc848cfe6a8ee053859de1;p=dealii-svn.git

Minor addition.


git-svn-id: https://svn.dealii.org/trunk@24382 0785d39b-7218-0410-832d-ea1e28bc413d
---

diff --git a/deal.II/examples/step-32/doc/intro.dox b/deal.II/examples/step-32/doc/intro.dox
index 2212c3855d..2ebf075a09 100644
--- a/deal.II/examples/step-32/doc/intro.dox
+++ b/deal.II/examples/step-32/doc/intro.dox
@@ -91,7 +91,9 @@ with which the Stokes equations would read:
 This is exactly the form we used in step-31, and it was
 appropriate to do so because all changes in the fluid flow are only
 driven by the dynamic pressure that results from temperature
-differences.
+differences. (In other words: Any contribution to the right hand side
+that results from taking the gradient of a scalar field have no effect
+on the velocity field.)
 
 On the other hand, we will here use the form of the Stokes equations
 that considers the total pressure instead: