Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
429122 | Information Processing Letters | 2009 | 4 Pages |
Abstract
A toroidal grid graph Cm□Cn is the Cartesian product of two cycles. We prove χg(TG)=colg(TG)=5 for the family of toroidal grids TG. Moreover, we prove χg(C2m□Cn)=5 for m⩾3 and n⩾7.
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