creative_2020_29_2_121_129A Riemannian manifold 
is said to be an 
-space if its Ricci tensor is cyclic parallel. This definition extends
easily to the affine case. Here we investigate the torsion free affine surfaces 
to be -spaces and we study
locally homogeneous -affine surfaces.
Additional Information
| Author(s) | Sy, Alassane , Badji, Ibrahima Moulaye, Diallo, Abdoul Salam, Manga, Bakary |
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