1109.2754 (M. Rafie-Rad et al.)

Matsumoto metrics of constant flag curvature are trivial    [PDF]

M. Rafie-Rad, B. Rezaei

The local structure of Finsler metrics of constant flag curvature have been historically mysterious. It is proved that every Matsumoto metric of constant flag curvature on a manifold of dimension n \geq 3 is either Riemannian or locally Minkowskian.

View original: http://arxiv.org/abs/1109.2754