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Results tagged with ghosts
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user 6316
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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$bc$ CFT Energy-momentum tensor from Noether's theorem
:
$$T(z) = :(\partial b)c: - \lambda \partial(:bc:)\tag{2.5.11a}$$
With $\lambda=2$ (and so a holomorphic central charge $c=-26$), one has the correct Operator Product Expansions for Fadeev-Popov ghosts …
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