free scalar field

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The conformally invariant free scalar field in $2\,$ -dimensional Minkowski space has action:

$S = \frac{1}{2}\int\!d^2x\, \partial_\mu \phi \partial^\mu \phi\,$ .

Topics

Classical conformal invariance

Retrieved from "http://www.physics.thetangentbundle.net/wiki/Conformal_field_theory/free_scalar_field"

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