List questions from general-relativity

Published on 17 Mar 2026 - 22:57

121

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Do pp-wave spacetimes have a well-defined signature/index?

Published on 20 Mar 2026 - 5:36

261

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Understanding the tensor notation in special/general theory of relativity

Published on 20 Mar 2026 - 6:01

101

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Difference between $T^{i}_{\;\;j}$ and $T_i^{\;\;j}$?

Published on 17 Mar 2026 - 11:35

194

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How can one write a line element for non-integer dimensions?

Published on 20 Mar 2026 - 7:36

182

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Complex coordinates in curved space

Published on 20 Mar 2026 - 15:32

403

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Riemannian Geometry, GR, importance summary?

Published on 20 Mar 2026 - 5:04

275

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Demonstration of relation between geodesics and FLRW metric

Published on 20 Mar 2026 - 15:29

1k

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Product between two timelike vectors in any given metric

Published on 20 Mar 2026 - 9:31

910

Views

Curvature tensor in terms of the metric tensor

Published on 22 Mar 2026 - 4:48

119

Views

Reduce $\frac{A(r)}{B^2(r)}(\frac{dr}{dt})^2+\frac{J^2}{r^2}-\frac{1}{B(r)} = -E$ for a slowly moving particle in a weak field

Published on 22 Mar 2026 - 4:09

316

Views

Does orthogonality imply linear independence for null vectors in the Minkowski space?

Published on 23 Mar 2026 - 14:35

682

Views

Proving Equation for Timelike Geodesics of a Conformally Flat Metric

Published on 22 Mar 2026 - 22:11

41

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The equivalence of two definitions of Cauchy surfaces.

Published on 22 Mar 2026 - 4:12

171

Views

what is the "shape" of maximally extended schwarzschild

Published on 23 Mar 2026 - 15:23

List Question

How do I use Maple to calculate the Christoffel Symbols of a Metric?

Do pp-wave spacetimes have a well-defined signature/index?

Understanding the tensor notation in special/general theory of relativity

Difference between $T^{i}_{\;\;j}$ and $T_i^{\;\;j}$?

How can one write a line element for non-integer dimensions?

Complex coordinates in curved space

Riemannian Geometry, GR, importance summary?

Demonstration of relation between geodesics and FLRW metric

Product between two timelike vectors in any given metric

Curvature tensor in terms of the metric tensor

Reduce $\frac{A(r)}{B^2(r)}(\frac{dr}{dt})^2+\frac{J^2}{r^2}-\frac{1}{B(r)} = -E$ for a slowly moving particle in a weak field

Does orthogonality imply linear independence for null vectors in the Minkowski space?

Proving Equation for Timelike Geodesics of a Conformally Flat Metric

The equivalence of two definitions of Cauchy surfaces.

what is the "shape" of maximally extended schwarzschild

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