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Results tagged with metric-tensor
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user 330791
The variables used in general relativity to describe the shape of spacetime. If your question is about metric units, use the tag "units", and/or "si-units" if it is about the SI system specifically.
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Parity transformation on fermionic bilinears
In the Fermi weak theory we have the fermion bilinears which look like
$$
V_\mu = \bar{\psi} \gamma_\mu\psi
$$
$$
A_\mu = \bar{\psi} \gamma_\mu \gamma_5 \psi
$$
Under a parity transformation
$$
x = (x …
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