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If already known the Action and unkown the Metric, how to get geodesic equation? 
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#1
Jun2211, 03:13 PM

P: 76

If already known the form of Action and unkown the Metric, how to derive the geodesic equation?



#2
Jun2211, 03:29 PM

P: 76

Another question, if already known the Action (unknown the metric), how to derive Riemann Curvature from the Action?



#3
Jun2211, 03:33 PM

Sci Advisor
P: 8,389

http://arxiv.org/abs/1102.0529, section 19.1 derives the geodesic equation from the action



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