On almost geodesic mappings $\pi_2$ between semisymmetric Riemannian spaces
V.S. Sobchuk, J. Mikeš, O. Pokorná
In this paper we investigated special almost geodesic mappings of semisymmetric Riemannian spaces onto semisymmetric Riemaimiaii spaces. It is proved that by this conditions seinisymmetric spaces are symmetric in the sense of G'artan.