l10soln - CS 245 Winter 2009 Partial Solution Set for...

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CS 245 Winter 2009 Partial Solution Set for Lecture 10 Nissanke Ch. 7 Exercise 7.1 (p. 97) 1. All employers employ at least one smart, clever employee. 2. For every x , there is a y , such that y is smart and x is clever if x employs y . 3. All employers employ at least one smart employee and x is clever. 4. For every x , if they employ someone then y is smart and x is clever. 5. For every x , if they employ y , then there is someone who is smart and x is clever. 6. For every x , if they employ y , then there is someone who is smart and clever. 7. For everyone, if they employ themselves, then they are smart and there is someone who is clever. 8. For everyone, if they employ themselves then there is someone who is smart and clever. 9. For every z , there is an s such that if z employs s then s is smart and x is clever. Exercise 7.2 (p. 97-98) Note: It is possible that someone can have more than one employer. 1. x ( y employs ( y, x )) smart ( x ) 2. Text’s solution is incorrect. x
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This note was uploaded on 10/23/2009 for the course CS 245 taught by Professor A during the Spring '08 term at Waterloo.

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l10soln - CS 245 Winter 2009 Partial Solution Set for...

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