Abstract
Two-dimensional supergravity theory is analyzed in terms of Weyl group cohomologies. A covariant nonlocal expression for the effective action is constructed. As in the case of ordinary gravity, its basic nonlocal part is determined by the well-known Polyakov action R1/□R.
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Translated from Pis’ma v Zhurnal Éksperimental’no\(\overset{\lower0.5em\hbox{$\smash{\scriptscriptstyle\smile}$}}{l} \) i Teoretichesko\(\overset{\lower0.5em\hbox{$\smash{\scriptscriptstyle\smile}$}}{l} \) Fiziki, Vol. 73, No. 4, 2001, pp. 177–181.
Original Russian Text Copyright © 2001 by Karakhanyan.