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author | goodale <goodale@80bd93c7-81bc-453a-9e3f-619c0b4f6fe4> | 2002-04-25 22:03:52 +0000 |
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committer | goodale <goodale@80bd93c7-81bc-453a-9e3f-619c0b4f6fe4> | 2002-04-25 22:03:52 +0000 |
commit | 392f490baec0d20c048d65f4f4046daf8b8a5186 (patch) | |
tree | 9ed02db0e880afa2deae1d2ec69b21c1edfaa298 /README | |
parent | b4e60268f097fcca471999c216614b267907b4c8 (diff) |
Initial import of new Einstein stuff. This has the new thorns, but not all
are fully functional yet.
When I have completed this stage I'll send an updated spec out with some
questions which have arisen during this process.
Please don't import anything new without checking with me first, as I want
to play games on the server copying cvs files around to preserve histories
on files which are only minimally touched.
Tom
git-svn-id: http://svn.einsteintoolkit.org/cactus/EinsteinAnalysis/ADMAnalysis/trunk@2 80bd93c7-81bc-453a-9e3f-619c0b4f6fe4
Diffstat (limited to 'README')
-rw-r--r-- | README | 31 |
1 files changed, 31 insertions, 0 deletions
@@ -0,0 +1,31 @@ +Cactus Code Thorn ADMAnalysis +Authors : Tom Goodale +CVS info : $Header$ +-------------------------------------------------------------------------- + +Purpose of the thorn: + +This thorn does basic analysis of the metric and extrinsic curvature +tensors. + +It calculates + + the trace of the extrinsic curvature ({\bf trK}) + + the determinant of the metric ({\bf detg}) + + the components of the metric in spherical coordinates + (grr,grq,grp,gqq,gqp,gpp) + + the components of the extrinsic curvature in spherical coordinates + (Krr,Krq,Krp,Kqq,Kqp,Kpp) + +if output is requested for them. + +(q refers to the theta coordinate and p to the phi coordinate.) + +If the parameter 'rsquared_in_sphm' is true, the thorn squares the +radial coordinate when it uses it for the transformation. + +This thorn knows how to handle 'physical' and 'static conformal' +metric types. |