We find some curvature properties of 3-quasi-Sasakian manifolds which extend certain well-known identities holding in the Sasakian case. As an application, we prove that any 3-quasi-Sasakian manifold of constant horizontal sectional curvature is necessarily either 3-alpha-Sasakian or 3-cosymplectic.
CURVATURE PROPERTIES OF 3-QUASI-SASAKIAN MANIFOLDS
DE NICOLA, Antonio;
2013-01-01
Abstract
We find some curvature properties of 3-quasi-Sasakian manifolds which extend certain well-known identities holding in the Sasakian case. As an application, we prove that any 3-quasi-Sasakian manifold of constant horizontal sectional curvature is necessarily either 3-alpha-Sasakian or 3-cosymplectic.File in questo prodotto:
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