International Journal of Mathematics and Mathematical Sciences
Volume 2007 (2007), Article ID 93562, 8 pages
doi:10.1155/2007/93562

On Sectional Curvatures of (ε)-Sasakian Manifolds

Rakesh Kumar1 , Rachna Rani2 and R.K. Nagaich2

1Department of Mathematics, University College of Engineering, Punjabi University Patiala, 147002, India
2Department of Mathematics, Punjabi University, Patiala, 147002, India

Abstract

We obtain some basic results for Riemannian curvature tensor of (ε)-Sasakian manifolds and then establish equivalent relations among φ-sectional curvature, totally real sectional curvature, and totally real bisectional curvature for (ε)-Sasakian manifolds.