Geodesic
Ricci curvature of a weighted tree
Vestnik Moskovskogo universiteta. Matematika, mehanika, no. 6 (2015), pp. 52-54 
O. V. Rubleva. Ricci curvature of a weighted tree. Vestnik Moskovskogo universiteta. Matematika, mehanika, no. 6 (2015), pp. 52-54. http://geodesic.mathdoc.fr/item/VMUMM_2015_6_a9/
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     author = {O. V. Rubleva},
     title = {Ricci curvature of a weighted tree},
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     year = {2015},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2015_6_a9/}
}
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Voir la notice de l'article provenant de la source Math-Net.Ru

A formula of coarse Ricci curvature for weighed trees with a random walk on vertex set is presented in the paper. A criterion of restoration of binary trees topology from the Ricci curvature matrix is obtained.

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