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math.DG2007★ 2 cited
On a Gromoll-Meyer type theorem in globally hyperbolic stationary spacetimes
L. Biliotti, F. Mercuri, P. Piccione
Following the lines of the celebrated Riemannian result of Gromoll and Meyer, we use infinite dimensional equivariant Morse theory to establish the existence of infinitely many geo…
math.DG2002
Explicit construction of a Chern-Moser connection for CR manifolds of codimension two
Gerd Schmalz, Andrea Spiro
In the present paper we suggest an explicit construction of a Cartan connection for an elliptic or hyperbolic CR manifold M of dimension six and codimension two, i.e. a pair (P, w)…