Question: Consider the formula A: Jy Vx [p(x, f(y)) q (x, y)] Is the following interpretation a model of A? D = {Bill, Sue, Doug}
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Consider the formula A: Jy Vx [p(x, f(y)) q (x, y)] Is the following interpretation a model of A? D = {Bill, Sue, Doug} R={R1,R2} = R1 [[Bill,Bill], [Bill,Sue], [Bill, Doug]} R2 = [[Bill, Bill], [Sue,Sue], [Doug,Sue]} p-> R1 q-> R2 = f(Bill) Sue, f(Sue)-Doug, f(Doug)=Bill True False
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