Lecture 16

Learning objectives

After this class, you should be able to:

1. Given a context free grammar, convert it to an equivalent grammar without the following: lambda productions, unit productions, and useless productions.
2. Prove the correctness of the above procedures.

Reading assignment

1. Section 6.1.
2. Lecture 16-17 slides on Blackboard.
3. Page 172.

Exercises and review questions

• Exercises and review questions on current lecture's material
  1. Section 6.1, exercise #4.
  2. Section 6.1, exercise #5.
  3. Section 6.1, exercise #7.
  4. Section 6.1, exercise #8.
  5. Section 6.1, exercise #16.

• Questions on next lecture's material
  1. What is the time complexity of the CYK membership algorithm.

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Last modified: 18 Jan 2014