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Results tagged with ghosts
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user 265923
Ghosts are unphysical states that arise when quantizing gauge theories. Do not use this tag for 'ghosts' in the paranormal sense.
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How to prove that Faddeev-Popov ghosts are unnecessary for Yang-Mills theory with axial gauge?
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Here we can see that if $n_\mu A_\mu ^a = 0$ there is no more an interaction between ghosts and gauge field. …
