Mathematics – Differential Geometry
Scientific paper
2006-05-16
Mathematics
Differential Geometry
10 pages
Scientific paper
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 total space
of the canonical circle bundle over a CR manifold.
Barletta Elisabetta
Dragomir Sorin
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