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Are these statements true or false? The universe of discourse is the set of all people and P(x,y)
means ''x is a parent of y''
(a)
(b)
(c)
(d)
(e)
Solution
?x?yP(x,y) would mean "there exists x ( for which ) there exists y such that x is a parent of y".
Now the negation at the beginning I would think is applicable to the first quantifier. So we may
as well bracket it (

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Are these statements true or false The universe of discourse is the.pdf

  • 1. Are these statements true or false? The universe of discourse is the set of all people and P(x,y) means ''x is a parent of y'' (a) (b) (c) (d) (e) Solution ?x?yP(x,y) would mean "there exists x ( for which ) there exists y such that x is a parent of y". Now the negation at the beginning I would think is applicable to the first quantifier. So we may as well bracket it (