Relations

[Bob777]

Let Q be the partial order relation defined on P(N)×P(N) by (A, B)Q(C, D) if and only if A ⊆ C and D ⊆ B. Is Q a partial order relation? Is Q a total order relation?

 

[pka]

Let Q be the partial order relation defined on P(N)×P(N) by (A, B)Q(C, D) if and only if A ⊆ C and D ⊆ B. Is Q a partial order relation? Is Q a total order relation?

Bob, do you understand the definition of partially ordered sets?
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