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Kenneth Rosen Ex.1.3 Q.37
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Express each of these statements using predicates and quantifiers.
a) A passenger on an airline qualifies as an elite flyer if the passenger flies more than 25,000 miles in a year or takes more than 25 flights during that year.
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Feb 10
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let M(x,y):person x flies more than y miles in year.
f(x,y):person x takes more than y flights in that year.
E(x):person x qualifies as elite player in that year.
then it can be shown as:∀x((M(x,25000) ∪f(x,25)) implies E(x))
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why not this ∀x(E(x) implies (M(x,25000) ∪f(x,25)))
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p$\rightarrow$q means that if p then q.read question again then you will know.
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