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Cleaning with Brooms

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Abstract

A model for cleaning a graph with brushes was recently introduced. Most of the existing papers consider the minimum number of brushes needed to clean a given graph G in this model, the so-called brush number b(G). In this paper, we focus on the broom number, B(G), that is, the maximum number of brushes that can be used to clean a graph G in this model.

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Correspondence to Paweł Prałat.

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Research partially supported by grants from NSERC and MITACS.

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Messinger, ME., Nowakowski, R.J. & Prałat, P. Cleaning with Brooms. Graphs and Combinatorics 27, 251–267 (2011). https://doi.org/10.1007/s00373-010-0965-2

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