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Chromatic number of line graph is always equal to the chromatic index of the graph.

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in Data Structures & Algorithms II by (89.2k points)
Chromatic number of line graph is always equal to the chromatic index of the graph.

(a) True

(b) False

The question was asked in my homework.

The above asked question is from Graph Coloring in chapter Graph Coloring of Data Structures & Algorithms II

1 Answer

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Best answer
The correct answer is (a) True

The best explanation: The chromatic index of a graph is always equal to the chromatic number of its line graph. So we can calculate the chromatic index of a graph by calculating the chromatic number of its line graph.

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