JamalS

Member for 9 years, 10 months
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United Kingdom

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general-relativity

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Score Activity Newest

51

How exactly does gravity work?

Jun 3, 2014

28

Motion described by $m \frac{\mathrm{d}^2 x}{\mathrm{d}t^2}=-k\frac{\mathrm{d}^{\frac12 }x}{\mathrm{d}t^{\frac12}}$

Oct 8, 2014

26

After using annihilation operator on vacuum state, why it is $0$ instead of vacuum?

May 15, 2014

25

Commutator of Dirac gamma matrices

Nov 3, 2014

25

How can I read off the fact that gravity is associated with spin-2 particles from the Einstein-Hilbert action?

Apr 13, 2014

Questions

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27

Why can we assume torsion is zero in GR?

Mar 15, 2014

25

Global Properties of Spacetime Manifolds

May 7, 2014

23

Soliton Moduli Spaces and Homotopy Theory

Mar 24, 2014

19

What is the origin of the factor of $-1/4$ in the Maxwell Lagrangian?

Nov 21, 2013

18

Relation between cohomology and the BRST operator

Sep 24, 2014

Tags

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general-relativity

382

Score

104

posts

quantum-field-theory

217

Score

64

posts

quantum-mechanics

206

Score

54

posts

lagrangian-formalism

162

Score

39

posts

homework-and-exercises

158

Score

68

posts

Reputation

+10

What is a manifold?

+10

What is the physical meaning of a Laplace Transform?

+10

One Loop Higgs Mass Correction

+10

Verifying a solution to Einstein's vacuum field equations

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