MA 303, Section
074, Fall 2018
Differential Equations
and Partial Differential Equations for Engineering and the Sciences
Lectures: REC 317, TR Section 074 (3:00 am  4:15 pm) 
Instructor: Guang Lin 
Office: MATH 410 
Email: guanglin@purdue.edu 
Office
Hours: Monday 1:303: 30 pm, or by appointment 
GRADER:
James Cumberbatch
Grader's EMAIL: James Cumberbatch jcumberb@purdue.edu
·
Announcement
o Final Exam date and location
will be announced later.
o NO CLASSES on Oct. 9
(Oct Break) and Nov. 2224 (Thanksgiving).
o Tentative Midterm Dates:
Oct 02 (Midterm I) and Nov 15 (Midterm II).
·
Course information
o Textbook: BoyceDiPrima, Elementary Differential Equations and Boundary Value
Problems, 10th edition, with WebAssign Plus 1 Semester Set.
o Online Homework: WebAssign (WebAssign
help, basic WebAssign information). Online homework
is due before 11:59 pm each Thursday.
Handwritten homework is due in class each Thursday. Any homework
slipped into my office will be regarded as late homework thus not accepted.
o Options for students
purchasing the textbook and access code:
(i) purchase bookandaccess code together from Purdue bookstores; (ii)
purchase access code from WebAssign (without eBook ~$45, with eBook ~$90, you
can purchase the textbook from any other vendors).
o Class webpage (http://www.math.purdue.edu/~lin491/teaching/MA303/MA303.htm).
·
Schedule, handwritten homework assignments, and due dates ( subject to change).
Week 
Dates 
Sections in Book 
Handwritten Homework 
Due Dates 
1 
08/21 
5.1 
5.2: 14(a)(b) 
08/30 
08/23 
5.1, 5.2 

2 
08/28 
5.25.3 
5.4: 11, 35 
09/06 
08/30 
5.4 

3 
09/04 
5.4 
5.5: 6 Part(c)(d) only need to find the first three terms of each
series solution 
09/13 
09/06 
5.5 

4 
09/11 
6.1 
6.2: 23 
09/20 
09/13 
6.2, 6.3 

5 
09/18 
6.3 
6.4: 10(a) 
09/27 
09/20 
6.4, 6.5, 6.6, 

6 
09/25 
7.1,7.2,7.3,7.4 
7.3: 25 
10/04 
0927 
7.5, 7.6 

7 
10/02 
Review 
7.5: 18 
10/16 
10/04 
Practice Exam 

8 
10/09 
NO CLASS 
NO Handwritten HW 

10/11 
Midterm I 

9 
10/16 
Midterm Solutions 7.7 
7.7: 17 (a)(c) 
10/25 
10/18 
7.8, 7.9 

10 
10/23 
7.9 
7.9: 1 
11/01 
10/25 
8.1, 8.2 

11 
10/30 
10.1 
10.1:15 
11/08 
11/01 
10.2, 10.3 

12 
11/06 
Review 
10.2: 15 
11/29 
11/08 
Practice Exam 

13 
11/13 
Midterm II 
NO Handwritten HW 

11/15 
Midterm Solutions 

14 
11/20 
10.4,10.5, 
10.5: 8 
11/29 
11/22 
No CLASS 

11/27 
10.6 

15 
11/29 
10.7 
Last Handwritten HW: 10.6: 9(a) 
Dec. 06 
12/04 
10.8 

16 
12/06 
Review 
NO Handwritten HW 

12/11 
Practice Final 

17 
12/12 
Final Exam 

12/13 

12/14 