Homework 4
Due Date: Tuesday, May 24, 2005
Points: 100
Some questions ask you to justify statements made in proofs, or to prove statements. Please make your justifications rigorous rather than justifying what is happening at a high level.

(10 points) Text, section 6.8, exercise 2

(20 points) Text, section 6.8, exercise 10

(30 points) Text, section 7.8, problem 1

(30 points) Text, section 7.8, problem 3

(10 points) Text, section 7.8, exercise 5
Here is a PDF version of this document.