Direction independence of the mean Landsberg tensor

Finsler manifolds some of whose characteristic tensors are direction independent provide stimulation for current research. In this paper, we show that the direction independence of the mean Landsberg tensor implies the vanishing of these tensor.

کلیدواژه ها:

mean Landsberg curvature ، Landsberg curvature ، Berwald curvature ، S-curvature