Let x and y be integers.
Find the quantified predicate logic expression for the following statement.
The product of a positive integer and a negative integer is negative.

Question

Let   x  and   y  be integers. Find the quantified predicate logic expression for the following statement. The product of a positive integer and a negative integer is negative.

Answer

\forall x \forall y ((x > 0) \wedge (y > 0)) 	o ((x+y) > 0)

Answer

\forall x \forall y ((x < 0) \wedge (y < 0)) 	o ((x+y) < 0)

Answer

\forall x \forall y ((x > 0) \wedge (y < 0)) 	o ((x 	imes y) < 0)

Answer

\forall x \forall y ((x < 0) \wedge (y < 0)) 	o ((x 	imes y) > 0)

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Let x and y be integers. Find the quantified predicate logic expression fo...

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