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Graph theory graph colouring If H is a subgraph of G, then show that χ(H) ≤...

Graph theory graph colouring

If H is a subgraph of G, then show that χ(H) ≤ χ(G).

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Here we show that for any subgraph H of graph G, we are able to find a proper colouring for H from the colouring of G.

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