If already known the Action and unkown the Metric, how to get geodesic equation?

by yicong2011
Tags: action, geodesics, metric
yicong2011 is offline
Jun22-11, 03:13 PM
P: 76
If already known the form of Action and unkown the Metric, how to derive the geodesic equation?
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yicong2011 is offline
Jun22-11, 03:29 PM
P: 76
Another question, if already known the Action (unknown the metric), how to derive Riemann Curvature from the Action?
atyy is offline
Jun22-11, 03:33 PM
Sci Advisor
P: 8,005
http://arxiv.org/abs/1102.0529, section 19.1 derives the geodesic equation from the action

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