A note on Erd\"os-Faber-Lov\'asz Conjecture and edge coloring of complete graphs
classification
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keywords
conjectureedgescoloringcompleteedgehypergraphintersectinglinear
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A linear hypergraph is intersecting if any two different edges have exactly one common vertex and an $n$-quasicluster is an intersecting linear hypergraph with $n$ edges each one containing at most $n$ vertices and every vertex is contained in at least two edges. The Erd\"os-Faber-Lov\'asz Conjecture states that the chromatic number of any $n$-quasicluster is at most $n$. In the present note we prove the correctness of the conjecture for a new infinite class of $n$-quasiclusters using a specific edge coloring of the complete graph.
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