A new generalization of the notion of Berwald space is proposed from the viewpoint of the equation of geodesics.A Douglas space is characterized by the vanishing Douglas tensor.Various examples of Douglas spaces are given in relation to other special Finsler spaces.
No takes yet. Share an insight, caveat, or question.
Sándor Bácsó (1997) studied this question.
Synapse has enriched one closely related paper. Consider it for comparative context: