Anti-invariant Riemannian submersions from almost Hermitian manifolds

Central European Journal of Mathematics - Tập 8 - Trang 437-447 - 2010
Bayram Ṣahin1
1Department of Mathematics, İnonu University, Malatya, Turkey

Tóm tắt

We introduce anti-invariant Riemannian submersions from almost Hermitian manifolds onto Riemannian manifolds. We give an example, investigate the geometry of foliations which are arisen from the definition of a Riemannian submersion and check the harmonicity of such submersions. We also find necessary and sufficient conditions for a Langrangian Riemannian submersion, a special anti-invariant Riemannian submersion, to be totally geodesic. Moreover, we obtain decomposition theorems for the total manifold of such submersions.

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