where Q -- rational number
Z --- integers
N--- natural numbers
Assuming that \ denotes difference of sets:
(1/2, -1) is such an element, since 1/2 is a rational number which is not an integer, and -1 is a non-positive integer.
I hope this helps!
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Verified answer
Assuming that \ denotes difference of sets:
(1/2, -1) is such an element, since 1/2 is a rational number which is not an integer, and -1 is a non-positive integer.
I hope this helps!