Physics – High Energy Physics – High Energy Physics - Theory
Scientific paper
1993-09-20
Phys.Rev.Lett. 71 (1993) 3243-3246
Physics
High Energy Physics
High Energy Physics - Theory
preprint PUPT-1421 10 pages
Scientific paper
10.1103/PhysRevLett.71.3243
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.
Klebanov Igor R.
Kogan Ian I.
Polyakov Alexander M.
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