A Solution to the 1-2-3 Conjecture

Fuente: arXiv
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Main Author: Keusch, Ralph
Format: Preprint
Published: 2023
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author Keusch, Ralph
author_facet Keusch, Ralph
contents We show that for every graph without isolated edge, the edges can be assigned weights from {1,2,3} so that no two neighbors receive the same sum of incident edge weights. This solves a conjecture of Karoński, Luczak, and Thomason from 2004.
format Preprint
id arxiv_https___arxiv_org_abs_2303_02611
institution arXiv
publishDate 2023
record_format arxiv
spellingShingle A Solution to the 1-2-3 Conjecture
Keusch, Ralph
Combinatorics
05C15, 05C22, 05C78
We show that for every graph without isolated edge, the edges can be assigned weights from {1,2,3} so that no two neighbors receive the same sum of incident edge weights. This solves a conjecture of Karoński, Luczak, and Thomason from 2004.
title A Solution to the 1-2-3 Conjecture
topic Combinatorics
05C15, 05C22, 05C78
url https://arxiv.org/abs/2303.02611