Gravitational Dressing of Renormalization Group
classification
✦ hep-th
keywords
gravitationaldressingalgebrabetacentralchargecurrentfactor
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We study the gravitational dressing of renormalizable two-dimensional field theories. Our main result is that the one-loop $\beta$-function is finitely renormalized by the factor ${k+2\over k+1}$, where $k$ is the central charge of the gravitational $SL(2, R)$ current algebra.
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