#19823: Addcode for computation of the Schouten, Cotton, and Cotton-York
tensors of
a riemannian metric
-------------------------------------+-------------------------------------
Reporter: pang | Owner: pang
Type: enhancement | Status: needs_work
Priority: trivial | Milestone:
Component: geometry | Resolution:
Keywords: differentiable | Merged in:
manifold, Riemannian metric, | Reviewers: Eric Gourgoulhon
Cotton tensor, Cotton-York | Work issues:
tensor, Schouten tensor | Commit:
Authors: pang | ceb53cc7060d9a692591d7a5683b6988ff7e53ee
Report Upstream: N/A | Stopgaps:
Branch: |
public/manifolds/Schouten_Cotton_York|
Dependencies: #19209 |
-------------------------------------+-------------------------------------
Changes (by git):
* commit: 99edbe55fa1793f1db80c11c129716d96794bd08 =>
ceb53cc7060d9a692591d7a5683b6988ff7e53ee
Comment:
Branch pushed to git repo; I updated commit sha1. Last 10 new commits:
||[http://git.sagemath.org/sage.git/commit/?id=b8af25ef9dd0a62101ea81ecade47b3bb18fb8be
b8af25e]||{{{Merge branch 'public/manifolds/diff_manif_metrics' of
git://trac.sagemath.org/sage into Schouten_Cotton_York}}}||
||[http://git.sagemath.org/sage.git/commit/?id=a6aba0e7e5e88f9e36fc33b23de05e918d98258d
a6aba0e]||{{{rename PseudoRiemannianMetric.DERIVED_OBJECTS ->
PseudoRiemannianMetric._derived_objects}}}||
||[http://git.sagemath.org/sage.git/commit/?id=287236a47225ed9cd4bcd99cad710c0af498844d
287236a]||{{{fix documentation of PseudoRiemannianMetric.schouten
(http://trac.sagemath.org/ticket/19823#comment:12)}}}||
||[http://git.sagemath.org/sage.git/commit/?id=d5d43ab42190845005052b7a0e2c1ddaab336b58
d5d43ab]||{{{fix Cotton tensor, accept
http://trac.sagemath.org/ticket/19823#comment:12}}}||
||[http://git.sagemath.org/sage.git/commit/?id=accdc7055b7d0737df2905f83463a13a6b171560
accdc70]||{{{fix Cotton-York tensor, accept
http://trac.sagemath.org/ticket/19823#comment:12}}}||
||[http://git.sagemath.org/sage.git/commit/?id=833067007e45133b0004271aac8cbdbdbb99a4f2
8330670]||{{{Merge git://trac.sagemath.org/sage into
Schouten_Cotton_York}}}||
||[http://git.sagemath.org/sage.git/commit/?id=db7b47fd2812cc0f85b1585a4b219be03be33f5b
db7b47f]||{{{Merge commit '833067007e45133b0004271aac8cbdbdbb99a4f2' into
public/manifolds/Schouten_Cotton_York}}}||
||[http://git.sagemath.org/sage.git/commit/?id=454949aae5eab70392aae68df3514ed670fa808b
454949a]||{{{fix text fot the cotton_york doctest}}}||
||[http://git.sagemath.org/sage.git/commit/?id=c645bd3e406073ca17db8effebdb591aea1fc8a6
c645bd3]||{{{minor change in the Cotton formula}}}||
||[http://git.sagemath.org/sage.git/commit/?id=ceb53cc7060d9a692591d7a5683b6988ff7e53ee
ceb53cc]||{{{a much shorter example/test for g.schouten}}}||
--
Ticket URL: <http://trac.sagemath.org/ticket/19823#comment:16>
Sage <http://www.sagemath.org>
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