Website for Math 432 – Differential Equations

 

Announcements

Exam 3 – Tuesday in class.

Review – Sunday, 4:00-6:00, room TBA

 

Contact Information

Email: Click here to write me something.

Phone: 301-687-4453 (office),  301-689-3430 (home)

Office: 226 Dunkle Hall

 

Handouts

Course Guide

Rules for Homework Assignments

Rules for Graphs

Section Guides

Here (click) is the spreadsheet showing several numerical approximations at once.

 

Assignments  (with Due Dates)

Current & Future

Due Sunday by 2:00:

7.4: 1, 3, 7, 9, 10, 11, 13, 15, 19, 21, 24, 25, 28, and 30

7.5: 1, 5, 8, 13, 17, 21, 22, 25, 26, 35, and 38

Friday before 5:00 would be nice.  Then I could get them back to you graded by the time of the review session.

 

7.6: 1, 3, 4, 7, 9, 15, 17, 29, 30, and 40

7.7: 1, 3, 4, 5, 12, 15, 21, and 22

 

8.1: 1, 4, 5, 6, 9, 13, 15, and 16

8.2: 1, 3, 6, 9, 11, 14, 16, 17, 19, 20, 21, 23, 25, 26, 29, 31, 32, and 33

8.3: 3, 4, 5, 9, 11, 15, 18, 19, 21, 24, 27, 28, and 31

8.4: 1, 3, 5, 6, 9, 12, 15, 18, 23, and 26

8.5: 1, 3, 5, 6, 7, 10, 15, and 16

8.6: 5, 9, 10, 13, 16, 19, 21, 24, 25 and 28

8.7: 1, 3, 6 and 7

 

Past Due

1.1: 1, 3, 4, 5, 7, 8, 9, 11, 12, 13, 15, 16, and 17

1.2: 1, 2, 3, 5, 8, 9, 12, 13, 15, 18, 19, 21, 22, 23, 27, 28, 29, 30, and 31

1.3: 3, 4, 5, 6, 7, 8, 17, 18, and 19

1.4: 1, 5, 6, 7, 8, 9, 14, 15, and 16

 

2.2: 1, 3, 5, 6, 7, 11, 16, 19, 23, 26, 27, 28, 32, 33, 37(a&b), and 38.

2.3: 1, 2, 3, 4, 5, 6, 9, 13, 16, 17, 21, 22, 25, and 38.

2.4: 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 14, 17, 20, 21, 25, 26, and 29.

2.5: 1-10, 12, 13, and 14.

2.6: 1-8, 11, 19, 25, 29, 32, 34, 39, and 40.

 

3.2: 1, 6, 9, 13, 14, 19, 21, 24, 25

3.3: 5, 12, 15

3.4: 5, 6, 9, 18

3.5: 1, 2

3.6: 7, 8, 9, 10, 11, 12, and 17

3.7: 1, 3, 5, 6, 8, and 9

 

4.1: 1, 2, 5, 6, and 7  We skipped over these.

4.2: 1, 7, 11, 12, 13, 17, 20, 21, 24, 27, 30, 31, 37, 41, 43, and 44

4.3: 1, 5, 8, 11, 17, 20, 21, 24, 27, 29, 32, and 33 (a & b)

4.4: 1, 3, 5, 6, 9, 11, 13, 15, 16, 21, 27, and 28

4.5: 1, 5, 8, 9, 11, 13, 14, 15, 17, 20, 25, 28, 31, 33, and 36

4.6: 1, 3, 7, 10, 15, and 16

4.7: 3, 5, 6, 9, 13, 17, 20, 37, 38, 41, 42, 47, and 48

 

6.1: 15, 16, 19, 20

6.2: 3, 9, 12, 20

6.3: 5, 8, 31, 32

6.4: 1, 3, 5, 6, 7, 8

 

7.2: 2, 5, 7, 9, 12 (for 2-12 you may not use Table 7.1), 13, 17, 20, 21, 23, 24, 27, 29(a, c, e, g, and i), and 30

7.3: 1, 3, 7, 10, 21, 22, 24, 25, 33, and 34

 

Solutions

1.1, 1.2, 1.3, 1.4;

2.2, 2.3, 2.4, 2.5, 2.6, Exam 1

3.2, 3.3, 3.4, 3.5, 3.6 (← an Excel spreadsheet.), 3.7

4.2, 4.3, 4.4, 4.5, Exam 2, 4.6, 4.7

6.1, 6.2, 6.3, 6.4

7.2, 7.3 (a .pdf file)