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Results tagged with spacetime
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user 336032
Within relativity (both special and general), changes of reference frames can change both the notions of space and of time, with one depending on the other as well. As a consequence, it is necessary to treat both concepts in a unified manner. Hence the term spacetime.
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Spinor space and curved spacetime
I am currently thinking about the Dirac equation in curved (1+1)-dimensional spacetime. … I always thought about spacetime and spinor space as two different spaces. …
- 527
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Spin connection raise and lower flat indices
The spin connection $\omega^a_{b\nu}$ is used to define the covariant derivative of a spinor in curved spacetime. … If I try to explicitly compute $\Omega_\nu$, I just get $\Omega_0 = \Omega_1 = 0$, which doesn't make sense in a curved spacetime. …
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