On Weak concircular Symmetries of Trans-Sasakian manifolds

Abstract

The object of the present paper is to study weakly concircular symmetric and weakly concircular Ricci symmetric trans-Sasakian manifolds.El objeto del presente trabajo es el estudio de variedades simetricas debilmente concirculares y variedades simetricas trans-Sasakian debilmente concircular de Ricci.

Keywords

• weakly symmetric manifold
• weakly concircular symmetric manifold
• weakly Ricci symmetric manifold
• concircular Ricci tensor
• weakly concircular Ricci symmetric manifold
• a-Sasakian manifold
• p-Kenmotsu manifold
• trans-Sasakian manifold