User Nayeem1

6 votes

1 answer

246 views

Why is Kerr Spacetime unstable?

asked Oct 5, 2021 at 18:44

6 votes

2 answers

966 views

Schwarzschild metric with negative mass

asked Apr 9 at 4:57

6 votes

3 answers

2k views

Is source of space-time curvature necessary?

asked Oct 29 at 3:48

5 votes

2 answers

466 views

Zero Einstein Tensor in 4D

asked Nov 4 at 9:40

5 votes

2 answers

131 views

Is accretion disc caused by frame dragging?

asked Oct 20, 2021 at 18:05

3 votes

2 answers

211 views

Covariant Derivative vs Vector Differentiation

asked Nov 3, 2022 at 3:16

3 votes

1 answer

534 views

Covariant derivative vs Ordinary derivative

asked Nov 7, 2022 at 11:17

3 votes

2 answers

483 views

Partial derivatives vs Covariant derivatives in polar coordinates

asked May 29 at 17:10

3 votes

0 answers

120 views

Physical meaning of the Riemann curvature tensor with all 4 lower indexes

asked May 21 at 4:16

3 votes

1 answer

73 views

Kruskal Diagram: 2D projection?

asked Oct 18 at 13:18

2 votes

3 answers

755 views

Why isn't total Energy used in Schwarzchild Metric instead of just mass?

asked Nov 15 at 3:27

2 votes

0 answers

65 views

Newton-Cartan from GR

asked Sep 5 at 6:35

2 votes

0 answers

33 views

Metric Tensor inside Earth [duplicate]

asked Apr 13 at 11:55

2 votes

3 answers

230 views

When does a black hole grow?

asked Nov 16, 2021 at 4:49

2 votes

2 answers

963 views

4-velocity in Schwarzschild metric

asked Sep 3, 2022 at 6:01

2 votes

1 answer

331 views

Where is the CTC region of a Kerr Black Hole?

asked Nov 20, 2021 at 16:25

2 votes

0 answers

105 views

Riemann curvature tensor in real universe

asked Jul 22, 2022 at 16:51

2 votes

2 answers

223 views

Schwarzschild Christoffel Symbol Problem

asked Jul 30, 2022 at 14:55

2 votes

0 answers

42 views

Equivalence Principle Frame Dragging

asked Oct 15, 2021 at 12:27

2 votes

1 answer

93 views

Lorrentz Transformation in Rain Metric Derivation

asked Sep 23, 2021 at 2:15

2 votes

2 answers

200 views

Geodesic Ending Point

asked Jul 23, 2021 at 18:20

2 votes

1 answer

116 views

How fast should the outside wotld seem to a falling observer in a black hole?

asked Sep 16, 2021 at 4:55

1 vote

1 answer

78 views

Other Side of an Einstein Rosen Bridge

asked Sep 20, 2021 at 2:33

1 vote

2 answers

404 views

Pauli Exclusion Principle and Identical Fermions

asked Apr 23, 2019 at 2:54

1 vote

1 answer

132 views

How equivalence principle explains curvature of space?

asked Jul 20, 2021 at 10:08

1 vote

1 answer

69 views

Negative $r$ in Boyer-Lindquist system

asked Oct 2, 2021 at 17:51

1 vote

2 answers

156 views

Watching Kerr Ring Singularity

asked Oct 4, 2021 at 2:48

1 vote

1 answer

390 views

Why is Kerr Singularity ring shaped?

asked Oct 20, 2021 at 5:58

1 vote

1 answer

72 views

Confusions about Schwarzchild Geodesic Deviation

asked Aug 12, 2022 at 10:26

1 vote

2 answers

137 views

Doppler Effect and Relativity paradox

asked Nov 9, 2021 at 15:05

Stack Exchange Network

61 Questions

Why is Kerr Spacetime unstable?

Schwarzschild metric with negative mass

Is source of space-time curvature necessary?

Zero Einstein Tensor in 4D

Is accretion disc caused by frame dragging?

Covariant Derivative vs Vector Differentiation

Covariant derivative vs Ordinary derivative

Partial derivatives vs Covariant derivatives in polar coordinates

Physical meaning of the Riemann curvature tensor with all 4 lower indexes

Kruskal Diagram: 2D projection?

Why isn't total Energy used in Schwarzchild Metric instead of just mass?

Newton-Cartan from GR

Metric Tensor inside Earth [duplicate]

When does a black hole grow?

4-velocity in Schwarzschild metric

Where is the CTC region of a Kerr Black Hole?

Riemann curvature tensor in real universe

Schwarzschild Christoffel Symbol Problem

Equivalence Principle Frame Dragging

Lorrentz Transformation in Rain Metric Derivation

Geodesic Ending Point

How fast should the outside wotld seem to a falling observer in a black hole?

Other Side of an Einstein Rosen Bridge

Pauli Exclusion Principle and Identical Fermions

How equivalence principle explains curvature of space?

Negative $r$ in Boyer-Lindquist system

Watching Kerr Ring Singularity

Why is Kerr Singularity ring shaped?

Confusions about Schwarzchild Geodesic Deviation

Doppler Effect and Relativity paradox