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author | schnetter <schnetter@906471b6-c639-44d1-9ea0-3e3d6879f074> | 2006-02-27 00:47:56 +0000 |
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committer | schnetter <schnetter@906471b6-c639-44d1-9ea0-3e3d6879f074> | 2006-02-27 00:47:56 +0000 |
commit | e2289bc020e59ad1c9b8ef1385c840047f357583 (patch) | |
tree | bc646db136c4e642e8121b10588474fc8161a7f0 | |
parent | e25e7cf542d0e3b557c1574362836f907d273590 (diff) |
Document how to specify that a grid variable is given in a global
tensor basis.
git-svn-id: http://svn.cactuscode.org/arrangements/CactusBase/SymBase/trunk@32 906471b6-c639-44d1-9ea0-3e3d6879f074
-rw-r--r-- | doc/documentation.tex | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/doc/documentation.tex b/doc/documentation.tex index ef80e9e..4ce0fb3 100644 --- a/doc/documentation.tex +++ b/doc/documentation.tex @@ -588,6 +588,13 @@ tensor specials are \gamma_{ij}$. \end{description} +By default, the basis with respect to which the tensor components are +given is supposed to be the (local) coordinate system given by the +grid, i.e., the coordinate directions are the ``natural'' directions +of the grid. It is possible to specify a different basis by declaring +a \emph{tensor basis}, which is the name of a grid function group +containing the coordinate system. + \subsection{Example Tensor Type Declarations} From CactusWave/WaveToy: |