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\centerline{CSCI 2400 -- Models of Computation, Section 3}
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\centerline{\Large Homework 5}
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\centerline{Return by: Monday, October 23} 

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{\bf 1.}
Page 176: problem 4. Show the intermediate steps.

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{\bf 2.}
Page 188: problem 4, parts a, c, h, i. Explain your answers.
        
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{\bf 3.}
Page 188: problem 6. Explain your answer.

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{\bf 4.}
Page 200: problem 4. Explain your answer.

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{\bf 1.}
Page 201: problem 12. Show a derivation of a string of length at least 4.

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