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Results tagged with metric-tensor
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user 265140
The variables used in general relativity to describe the shape of spacetime. If your question is about metric units, use the tag "units", and/or "si-units" if it is about the SI system specifically.
2
votes
1
answer
58
views
Question regarding Kronecker delta [closed]
Given that, $\frac{\partial A^\mu}{\partial A^\nu} = \delta^\mu _\nu$.
How to reach $\frac{\partial A_\mu}{\partial A_\nu} = \delta_\mu ^\nu$ ?
- 27
3
votes
1
answer
532
views
Confusion regarding Geodesics
Suppose we have a causal curve and we can cover the causal curve by convex normal neighborhoods. We also know that, in convex normal neighborhood there will exist a unique geodesic inside the neighbor …
- 27