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Immanuel

Member for 8 years, 6 months
Last seen more than a month ago

7 Answers

Score Activity Newest

4 votes

Accepted

Why is the electromagnetic field strength $F_{\mu\nu}=\partial_\nu A_\mu-\partial_\mu A_\nu$ a tensor?

answered Sep 3, 2017 at 12:53

4 votes

Why don't we write the symmetric term $\eta_{\mu\nu}\partial_\rho\xi^\rho$ in a change of coordinates in linearized gravity?

answered Sep 6, 2017 at 9:47

2 votes

Accepted

Four-velocity of a particle moving in a circle

answered Aug 29, 2017 at 23:20

1 vote

What is the second derivative of volume divided by volume in this context?

answered Aug 31, 2017 at 15:07

1 vote

Accepted

Index problem in change of action under spacetime dependent translation

answered Nov 29, 2016 at 20:17

0 votes

Difference between pseudo-Riemannian metric and the solution of Einstein field equations

answered Mar 10, 2019 at 11:11

0 votes

Covariant derivative of the vielbein determinant

answered Mar 3, 2022 at 12:01