Papers by Geo Grantcharov
Journal of Differential Geometry, Jun 12, 2003
We find sufficient conditions for a principal toric bundle over compact K\"ahler manifolds to adm... more We find sufficient conditions for a principal toric bundle over compact K\"ahler manifolds to admit Calabi-Yau connections with torsion. With the aids of a topological classification, we construct such geometry on $n(S^2\times S^4)#(n+1)(S^3\times S^3)$
In this paper we study the twistor spaces of oriented Riemannian four-manifolds as a source of al... more In this paper we study the twistor spaces of oriented Riemannian four-manifolds as a source of almost-Hermitian * -Einstein manifolds and show that some results in dimension four related to the Riemannian Goldberg-Sachs theorem cannot be extended to higher dimensions. : Primary 53C15, 53C25.
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Papers by Geo Grantcharov