In every problem but the last one, you must use the successor function (s) and/or the predecessor function (pr) when working with natural numbers in order to have a chance at receiving full credit.
Draw a Venn diagram (where circles/ovals represent the sets inside the box denoting the universe) showing the relationship between GT and FOURMORE. Explain your reasoning. (5 points)
FOURMORE= {(x,y)∈NxN | x=y+4}.
GT= {(x,y)∈NxN | x>y}.
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