[cig-commits] commit 1873 by bangerth to /var/svn/dealii/aspect
dealii.demon at gmail.com
dealii.demon at gmail.com
Tue Sep 10 13:13:09 PDT 2013
Revision 1873
Add a section on lowering polynomial degrees.
U trunk/aspect/doc/manual/manual.tex
http://www.dealii.org/websvn/revision.php?repname=Aspect+Repository&path=%2F&rev=1873&peg=1873
Diff:
Modified: trunk/aspect/doc/manual/manual.tex
===================================================================
--- trunk/aspect/doc/manual/manual.tex 2013-09-10 20:09:57 UTC (rev 1872)
+++ trunk/aspect/doc/manual/manual.tex 2013-09-10 20:11:20 UTC (rev 1873)
@@ -2149,8 +2149,31 @@
\subsubsection{Using lower order of temperature/compositional discretization}
+The default settings of spect{} use quadratic finite elements for the
+velocity. Given that the temperature and compositional fields essentially (up
+to material parameters) satisfy advection equations of the kind $\partial_t T +
+\mathbf u
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