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Physics
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Pipe
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answer
13
How do photons affect each other gravitationally?
Sep 14, 2020
question
9
Is general relativity required from quantum mechanics?
Sep 26, 2021
answer
6
What does $\overset\leftrightarrow{\partial_{\mu}}$ means?
Sep 16, 2020
answer
5
Why in physics we work with metric without defining topology/smooth structure first?
Oct 30
question
4
Spontaneous symmetry breaking in the Standard Model. What is "broken"?
Sep 26, 2021
answer
4
Building a Lorentzian metric from an induced metric in Euclidean space
Jun 14
answer
3
Difference between these two Rindler metrics
Oct 27
question
2
What is the reason for $U(3)_{L} \times U(3)_{R} = U(1)_{V} \times U(1)_{A} \times SU(3)_{L} \times SU(3)_{R}$?
Aug 24, 2021
answer
2
How can we be sure that black hole's singularity is not a missunderstanding?
Jul 15, 2023
answer
2
A question on the causal hierarchy/ladder and the existence of CTC
Aug 4, 2023