Math 3310 Introduction to Mathematical
Reasoning and Proof, Spring 2009
Section: Class: Instructor:
Office hours: (in MA 251) Feedback: 
02 TR 12:30–1:50 pm in MA
012 Lars Winther Christensen M
2:30–4 pm, T 3:30–4:30 pm, W
10:30–12:30 pm, and R 9–10:30 am or by
appointment Send
anonymous feedback

Handouts and Links
Date 
In class (pp.)  Suggested problems 
Next class (pp.) 
28 Apr 
128–130  — 
— 
23 Apr 
111–115  Problems 5.2.6
and 5.6.4 
128–130 
21 Apr 
109–111  Exc. 5.3.5,
5.3.8 
111–115 
16 Apr 
103–109  Exc. 5.1.2,
5.1.14, 5.1.15 
109–113 
14 Apr 
80–83  Exc. 4.3.23 and 5.1.2 
103–109 
9 Apr 
78–80  Exc. 4.3.4 and 4.3.7 
80–83 
7 Apr 
77–78  Exc. 4.2.21 
78–81 
2 Apr  Exam
2  — 
77–78 
31 Mar 
Review 
— 
— 
26 Mar  72–76 
— 
Review ch 2–3 
24 Mar  69–72 
Prob. 4.1.10, Thm. 4.2.6, Exc. 4.2.12  72–78 
12 Mar  65–68 
Problem 4.1.10  69–72 
10 Mar  62–63 
Question 4 on p. 64  65–68 
5 Mar  58–62 
Problems 3.2.3 and 3.2.5  62–63 
3 Mar  52–58 
Ch. 2 Problem 6(b)  58–63 
26 Feb  50–51 
Ch. 2 Problem 6(b)  52–60 
24 Feb  49–50 
Thm. 2.4.11.3 and Ch. 2 Problem 6(a)  51–53 
19 Feb  46–49 
Thm. 2.4.11.3 and Ch. 2 Problem 5  49–51 
17 Feb  — 
Problem 2.4.8 and Ch. 2 Problem 3  46–50 
12 Feb  Exam 1 
 46–47 
10 Feb  44–46 
 — 
5 Feb  42–43 
 44–47 
2 Feb  39–41 
 42–47 
29 Jan  32–36 
Ch. 1: Problem 9(b)  39–41 
27 Jan  28–32 
Ch. 1: Problem 8  32–36 
22 Jan  24–28 
Ch. 1: Problem 6  28–32 
20 Jan  18–23 
Ch. 1: Problems 3 and 4  24–29 
15 Jan  14–17 
1–16 on
p. 8  18–23 
13 Jan  7–13 
1–16 on
p. 8  xiii–xiv and 14–17 
8 Jan  1–6 
 7–13 
Date 
Assigned problems  Due date 
16 Apr  Exercises 5.1.12,
5.2.2, and 5.3.4  23 Apr 
9 Apr  Exercise 4.3.10,
Problem 4.3.14, and Problem 5 on page 96  16 Apr 
26 Mar  Exercises 4.2.17,
4.2.20, and Problem 3(a)–(c) on page 96  9 Apr 
12 Mar  Exercises 4.1.3,
4.1.6, and 4.1.9  26 Mar 
5 Mar  Problem 3.2.6,
Question 3 on p. 64  12 Mar 
26 Feb  Ch. 2 Problems 2
and 8  5 Mar 
19 Feb  Exercise 2.4.4,
prove Theorem 2.4.6 and 2.4.11.2  26 Feb 
5 Feb  Ch. 2 Problems 4
and 7(a)  19 Feb 
29 Jan  Ch. 1 Problem 7
and Ch. 2 Problem 1  5 Feb 
22 Jan  Ch. 1: Problem 5  29 Jan 
15 Jan  Ch. 1: Problems 1 and 2  22 Jan 
8 Jan  Exercise 1.2.1 (some=3)  15 Jan 
The graded work comprises homework assignments, two (2)
midterm exams, and the final exam. Grades are posted
at WebCT, they
count towards the final grade with weights as follows:
Homework: 
40% 
Midterm exams: 
40% (20% each) 
Final exam: 
20% 
Final grades will be assigned according to the
following percentages:
A+ 
100–97%  A 
96.9–93%  A÷ 
92.9–90% 
B+ 
89.9–87%  B 
86.9–83%  B÷ 
82.9–80% 
C+ 
79.9–77%  C 
76.9–73%  C÷ 
72.9–70% 
D+ 
69.9–67%  D 
66.9–63%  D÷ 
62.9–60%  F 
59.9–0% 

Teaching
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