Infrared regularization of the massless scalar free field in two-dimensional space-time via Lorentz expansion |
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| Authors: | OW Greenberg JS Kang CH Woo |
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| Institution: | Center for Theoretical Physics, Department of Physics and Astronomy, University of Maryland, College Park, Maryland 20742, USA |
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| Abstract: | It is shown that Lorentz harmonics provide a natural basis for the expansion and infrared regularization of a massless scalar field in two dimensions. The negative metric operators separate out simply. Each Lorentz component of the field is partially local. |
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