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yaodao vang's user avatar
yaodao vang's user avatar
yaodao vang
  • Member for 7 years, 7 months
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How to show that $G$ is of class two ?or how to show $x_1(G)=\Delta(G)+1$?
I know every regular graph of odd order is of class two, so H is of order two. I can't proof that G is of class two?
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