# Homework

All questions from Shifrin unless otherwise stated.

Week 1: Due Thursday, Sept 4.

Read sections A.1, A.2 and 1.1 in the textbook, and solve the following problems:

• Section A.1: 1, 2, 3, 5
• Section A.2: 3gh, 4, 5, 13
• Section 1.1: 4bdegj, 8
Choose one problem from each section to carefully write up and hand in. (In section A.2, if you choose #3 please do both parts; but in section 1.1, you may choose any part of #4, or else #8.)

If you have the first printing of the textbook, there is a typographical error in A.2, #5: the definition of h should be h = g o f , and f and g should be interchanged in parts a, b, and c of the problem.

Week 2: Due Thursday September 11.

Read sections 1.2 and A.3 in the textbook, and solve the following problems:

• Section 1.2: 1af, 2, 6, 7, 15, 17.
• Section A.3: 2, 3.
Write up all answers (assume this from now on).

Week 3: Due Thursday September 18.

Read sections 1.3 and 1.4 in the textbook, and solve the following problems:

• Section 1.3: 4, 8, 12, 14, 20bg, 21be.
• Section 1.4, 3, 6, 13.

Week 4: Due Thursday September 25.

Read sections 2.1, 2.2 and 2.3 in the textbook, and solve the following problems:

• Section 2.1: 2, 14.
• Section 2.2: 6acd, 14.
• Section 2.3: 2, 3d, 9g, 22.

Week 5: Due Thursday October 2.

Read sections 2.4 and 3.1 in the textbook, and solve the following problems:

• Section 2.4: 1ce, 5, 6a (using theorem 4.3 - not by factorizing!)
• Section 3.1: 1a, 2c, 3a, 18.

Week 6: Due Thursday October 9.

Review everything we have done so far (everything up to page 99 excluding 2.5) for the test on Tuesday.

• Section 3.2: 2b, 3aci.

Week 7: Due Thursday October 16.

Read sections 3.2 and 3.3 in the textbook, and solve the following problems:

• Section 3.2: 5b, 6e, 10, 14.
• Section 3.3: 2de, 3b, 9.

Week 8: Due Thursday October 23.

Read section 4.1 in the textbook, and solve the following problems:

• Section 4.1: 2, 3, 4, 6, 10, 12, 17.

Week 9: Due Thursday October 30.

Read section 4.2 in the textbook, and solve the following problems:

• Section 4.2: 1, 3ae, 11, 12.

Week 10: Due Thursday November 6.

Read sections 5.1 and 5.2 in the textbook, and solve the following problems:

• Section 5.1: 2, 11ace, 17.
• Section 5.2: 1, 13, 16, 18.

Week 11: Due Thursday November 13.

Read sections 6.1 and 6.2 in the textbook, and solve the following problems:

• Section 6.1: 1, 2, 4, 10, 13.
• Section 6.2: 2, 8.

Week 12: Due Thursday November 20.

Week 13: Due Tuesday December 2.

Read sections 6.3 and 6.4 in the textbook, and solve the following problems:

• Section 6.3: 13, 14, 17, 18, 19.
• Section 6.4: 2, 3, 5, 16.
• (Optional - to be handed in or emailed to me any time before the final)
Find the symmetry group of the Bucky Ball.