Phys. Rev. D 37, 3463–3471 (1988)Theories of gravitation in two dimensionsReceived 28 December 1987; published in the issue dated 15 June 1988 A variety of two-dimensional theories of gravitation with and without torsion are considered. We discuss the invariance properties and geometrical structure of each. One such theory considered predicts nontrivial dynamics for the evolution of the two-dimensional spacetime. We obtain some exact solutions for this theory. © 1988 The American Physical Society URL:
http://link.aps.org/doi/10.1103/PhysRevD.37.3463
DOI:
10.1103/PhysRevD.37.3463
PACS:
04.40.+c, 04.50.+h
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