On the Curvature Groups of a CR Manifold

• Autores: Elisabetta Barletta
• Localización: Mediterranean journal of mathematics, ISSN 1660-5446, Vol. 3, Nº. 3-4, 2006, págs. 399-407
• Idioma: inglés
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• Resumen

  • We show that any contact form whose Fefferman metric admits a nonzero parallel vector field is pseudo-Einstein of constant pseudohermitian scalar curvature. As an application we compute the curvature groups of the Fefferman space C(M) of a strictly pseudoconvex real hypersurface