Define the thesis advisor of b

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Question: Let R be the relation on the set of people with doctorates such that(a, b) ∈ R if and only if a was the thesis advisor of b. When is an ordered pair (a, b) in R2? When is an ordered pair (a, b) in Rn, when n is a positive integer? (Assume that every person with a doctorate has a thesis advisor.)

Reference no: EM131574476

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