hw2s - Homework#2 Solutions Page 19 Exercises 1 3 5& 12...

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Unformatted text preview: Homework #2 Solutions September 29, 2008 Page 19 : Exercises 1, 3, 5 & 12. 1. E : Van Gogh’s pictures are the world’s most valuable. P : Van Gogh’s pictures are the world’s most profound. Final symbolization: E & ∼ P . 3. Same lexicon as in (1). Final symbolization: ∼ E & ∼ P . 5. D : Digital computers can simulate every aspect of human intelligence. N : Neural networks can simulate every aspect of human intelligence. E : Digital computers can simulate some aspects of human intelligence. O : Neural networks can simulate some aspects of human intelligence. Final symbolization: ( ∼ D & ∼ N) & (E & O) . 12. R : It rains. P : It pours. Final symbolization: R → P . [also acceptable: anything equivalent, since the form is not obvious from the English sentence — e.g. , ∼ (R & ∼ P) ] Page 26 : Exercises 2, 4, 6 & 16. 2. T : It is Tuesday. B : It is Belgium. L : I’m lost. Final symbolization: (T & ∼ B) → L . 4. D : The economy declines. C : There is a change of leadership. R : There will be a recession....
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hw2s - Homework#2 Solutions Page 19 Exercises 1 3 5& 12...

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