Geodesic
Ricci curvature of a weighted tree
Vestnik Moskovskogo universiteta. Matematika, mehanika, no. 6 (2015), pp. 52-54

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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. 
@article{VMUMM_2015_6_a9,
     author = {O. V. Rubleva},
     title = {Ricci curvature of a weighted tree},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {52--54},
     publisher = {mathdoc},
     number = {6},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2015_6_a9/}
}
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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/