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2 cards from this section. Quick, good the night before a test.
What is a degree of a vertex?
Think about how many lines connect to a point in a graph.
Define a graphic sequence.
Remember it must fulfill certain criteria.
What defines a degree sequence?
Think about what this sequence pertains to.
True or False: A graphic sequence can have a sum of degrees that is odd.
Consider how edges relate to vertex degrees.
Evaluate the sequence (8, 3, 2, 2, 0, 1). Is it graphic? Apply any method you can think of.
Consider the maximum degree and neighboring requirements.
Apply the Havel-Hakimi theorem to the sequence (4, 2, 2, 2). Explain each step.
Visualize how edges may need to be formed during reductions.
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