The homework assignments are organized according to their due date. You should assume that the homework problems are from Krussel’s text, unless there is a specific link to a pdf. Please report any issues back to Iva.

**Week 1**: NONE

**Week 2**:

Homework due Monday, Sept 8th:

- Chapter 1, Section 1, Problems 4, 5, 6, 8, 9, 11, 14.

- Chapter 1, Section 2, Problems 5, 6, 9, 13.

- Chapter 1, Section 3, Problems 11, 15, 16.

Homework due Thursday, Sept 11th:

- Chapter 1, Section 3, Problems 7a), 7c), 8, 10, 13 along with 6 and 12.

**Week 3**:

Homework due Monday, Sept 15th:

- Chapter 2, Section 1, Problems 4, 5, 6, 7, 8, 9a) from the textbook. In addition, prove Proposition 5, Lemma 6 and Corollary 7 from the

__class handout__. Here are some guidelines for

__writing mathematical proofs__which you might find helpful.

Homework due Thursday, Sept 18th:

- Chapter 2, Section 2, Problems 2, 3, 11, 12, 13, 14, 15.

**Week 4**:

Homework due Monday, Sept 22nd:

__Extra problems__on primes and composites, and the following

__worksheet__.

Homework due Thursday, Sept 25th:

- Chapter 2, Section 3, Problems 1, 7, 8, 12, 14, 16, 21.

**Week 5**:

Homework due Monday, Sept 29th:

__Problems__on strong induction.

- Chapter 5, Section 1, Problems 1, 2a), 2b), 2c), 3a), 4, 5, 6, 9 (see sample problem

__here__), 11.

Homework due Thursday, October 2nd:

- Chapter 2, Section 4: Problems 1, 3, 5, 7, 9.

- Chapter 2, Section 5: Problems 1, 3, 4, 7, 8, 9.

**Week 6**:

Homework due Monday, October 6th:

Homework due Thursday, October 9th:

- FALL BREAK! Plus, Iva is giving a

__seminar__.

**Week 7**:

Homework due Monday, October 13th:

- NONE

Homework due Thursday, October 16th:

- Chapter 3, Section 1: Problems 3, 6, 9, 10, 12, 13, 14, 15.

- Chapter 3, Section 2: Problems 1, 2, 12, 13, 14.

**Week 8**:

Homework due Monday, October 20th:

- Homework on

__Boolean algebra__.

- Chapter 3, Section 3:

__Quantifier homework__.

Homework due Thursday, October 23rd:

- Chapter 4, Section 1: Problems 2 (skip 2e)), 3, 4, 5.

- Chapter 4, Section 2: Problems 2, 3, 4, 8.

- Chapter 4, Section 3: Problem 1, parts a), b), c), d).

**Week 9**:

Homework due Monday, October 27th:

- Homework on

__proof writing in set theory__.

Homework due Thursday, October 30th:

- Homework on

__Cartesian product__.

**Week 10**:

Homework due Monday, Nov 3rd:

- Chapter 6, Section 1, Problems 6, 7, 8.

- Chapter 6, Section 2, Problems 7, 8, 9, 10, 11, 12.

- More homework on

__equivalence classes__.

Homework due Thursday, Nov 6th:

- Chapter 6, Section 3:

__Homework on functions__

**Week 11**:

Homework due Monday, Nov 10th:

- Chapter 6, Section 4, Problems 2, 3, 4, 5.

- Chapter 6, Section 5, Problems 1, 2, 5, 6, 7, 9, 10.

Homework due Thursday, Nov 13th: NONE

**Week 12**:

Homework due Monday, Nov 17th: NONE

Homework due Thursday, Nov 20th:

- Chapter 8, Section 1, Problems 1, 2, 3, 10, 11, 14.

**Week 13**:

Homework due Monday, Nov 24th:

- Chapter 8, Section 2, Problems 1, 5, 6, 7.

- Chapter 8, Section 3, Problems 1, 2, 5, 6.

Homework due Thursday, Nov 27th: THANKSGIVING BREAK!

**Week 14**:

Homework due Monday, Dec 1st:

- Chapter 8, Section 4, Problems 4, 5 and problems from

__this sheet__.

Homework due **FRIDAY**, December 5th:

- Chapter 8, Section 4, Problem 8.

- Chapter 8, Section 5, Problems 1, 2, 6, 7 and problems from

__this sheet__.