{ "id": "1906.12202", "version": "v1", "published": "2019-06-28T13:20:35.000Z", "updated": "2019-06-28T13:20:35.000Z", "title": "On extremal results of multiplicative Zagreb indices of trees with given distance $k$-domination number", "authors": [ "Fazal Hayat" ], "categories": [ "math.CO" ], "abstract": "The first multiplicative Zagreb index $\\Pi_1$ of a graph $G$ is the product of the square of every vertex degree, while the second multiplicative Zagreb index $\\Pi_2$ is the product of the products of degrees of pairs of adjacent vertices. In this paper, we give sharp lower bound for $\\Pi_1$ and upper bound for $\\Pi_2$ of trees with given distance $k$-domination number, and characterize those trees attaining the bounds.", "revisions": [ { "version": "v1", "updated": "2019-06-28T13:20:35.000Z" } ], "analyses": { "keywords": [ "domination number", "extremal results", "first multiplicative zagreb index", "sharp lower bound", "second multiplicative zagreb index" ], "note": { "typesetting": "TeX", "pages": 0, "language": "en", "license": "arXiv", "status": "editable" } } }