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I'm having trouble translating the problem's possible choices to English. What is the answer? Let F(x, y) be the predicate that indicates if x and
I'm having trouble translating the problem's possible choices to English. What is the answer?
Let F(x, y) be the predicate that indicates if x and y are friends, with the domain of people. Which of the following statements in predicate logic expresses the statement that
"Every person has a single friend"?
Possible Choices
x y z [ (F(x, y) (y z) ) F(x, z) ]
x y [ F(x,y) z F(x, z) ]
x y z [ (F(x, y) (y z) ) F(x, z) ]
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