The Estimate of the Ricci Curvature of a Weighted Tree / O. V. Rubleva. // Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2016. № 3. P. 51-53 [Moscow Univ. Math. Bulletin. Vol. 72, N 2, 2017. P. 124-126].

For weighed trees with random walk on the vertex set an estimate of the coarse Ricci curvature is obtained.

Key words: weighted tree, metric space, Ricci curvature, coarse Ricci curvature, transportation distance, random walk on metric space.

№ 3/2016