# CMPSCI 601: Theory of Computation

### David Mix Barrington

### Spring 2010

### Homework Assignment #2

#### Posted Wednesday 3 February 2010

#### Due in class Wednesday 17 February 2010 (original
due date Tuesday 16 February 2010)

All these questions are from the textbook, *Computational
Complexity: A Modern Approach* by Arora and Barak. There are eight
questions for 50 total points.

- Exercise 1.6 (10)
- Exercise 2.1 (5)
- Exercise 2.2 (5) For the "which is in P" question, assume P ≠ NP
and feel free to quote the result of Exercise 2.21.
- Exercise 2.5 (10)
- Exercise 2.10 (5)
- Exercise 2.14 (5)
- Exercise 2.16 (5)
- Exercise 2.33 (5)

Last modified 13 February 2010