University of Illinois at 
Urbana-Champaign

Math 385. Introduction to Differential Equations
Section E1
Fall 2007

Instructor: Zoi Rapti
Office: 366 Altgeld Hall
Phone: (217) 333-6625
Email: zrapti@math.uiuc.edu
Mail Box: 250 Altgeld Hall

Instructor's Office Hours: M 3:00-4:00 PM, W 11:15 AM-12:15 PM.

Section E1 meets: MWF 1:00-1:50 PM in 156 Henry Administration Building.

Textbook
Edwards and Penney, Differential Equations and Boundary Value Problems; Computing and Modelling, 3nd Edition, Prentice-Hall, 2004.

Lecture Coverage
We will cover sections 1-6 from Chapter 1, sections 1 and 3 from Chapter 2, sections 1-6 and 8 from Chapter 3, sections 1-7 from Chapter 9, and sections 1-3 from Chapter 10.

Homework
Homework will be assigned weekly. You should submit your homework in class. However, if you miss a class, but want to hand in your homework, you must bring it to my office or put it in my mailbox by 4:00 PM on the due date. You can drop your two lowest homework scores.
Assignments
HW1: section 1.1, problems 5, 17, 33, 46; section 1.2, problems 4, 13, 27, 28. Due Date: 08/31/07.
HW2: section 1.3, problems 13, 14, 27; section 1.4, problems 22, 32, 34. Due Date: 09/07/07.
HW3: section 1.5, problems 10, 16, 33; section 1.6, problems 1, 3, 17, 28, 31. Due Date: 09/14/07.
HW4: section 2.1, problems 5, 13, 18. Due Date: 09/21/07.
HW5: section 2.3, problems 2, 9; section 3.1, problems 24, 37, 39; section 3.2, problems 10, 15, 21 ; Due Date: 10/05/07.
HW6: section 3.3, problems 1, 5, 8, 20, 27; section 3.4, problems 4, 15, 17; Due Date: 10/12/07.
HW7: section 3.5, problems 1, 2, 3, 4, 26, 27, 28, 32; Due Date: 10/19/07.
NO HW DUE 10/26/07.
HW8: section 3.8, problems 1, 5, 7, 12; section 9.1, problems 10, 11. Due Date: 11/02/07.
HW9: section 9.2, problems 3, 14, 19; section 9.3, problems 2, 8, 13, 15. Due Date: 11/09/07.
HW10: section 9.4, problems 3, 8, 13; section 9.5, problems 2, 4, 8, 11. Due Date: 11/16/07.
HW11: section 9.6, problems 2, 5, 8. Due Date: 11/30/07.
HW12: section 9.7, problems 2, 5; section 10.1, problems 4, 8. Due Date: 12/07/07.

Make-Up Policy
Make-up exams will be given ONLY if you are excused for a university related activity (e.g. university sporting event, marching band trip, a required field trip in a course), or your absence is approved by the Emergency Dean (in case of an illness, personal or family emergency). If you are ill for an hour exam, contact me by e-mail BEFORE THE EXAM.

Grading Policy
Your grade will be based on homework, three hour exams and the final exam. Your work should be readable and organized. All work must be shown-a bare answer is not enough.
Homework 20%
Hour Exams 45%, (15% each)
Final Exam 35%

Exams
There will be 3 hour exams and a final exam.
Exam 1: Wednesday, September 19, 1:00-1:50 PM, room 156 Henry Administration Building.
Exam 2: Wednesday, October 24, 1:00-1:50 PM, room 156 Henry Administration Building.
Exam 3: Wednesday, November 28, 1:00-1:50 PM, room 156 Henry Administration Building.
Final Exam : 1:30-4:30 PM, Thursday, December 13, room 156 Henry Administration Building.

Scores
to check your scores click here and then select 'Score reports'.

Other Announcements
Review for Exam 1: Sunday, September 16, 2:00-3:30, 245 Altgeld Hall.
Tutoring
Review for Exam 2: Sunday, October 21, 12:30-2:00, 245 Altgeld Hall.
Exam 2 Solutions
Review for Exam 3: Monday, November 26, 4:45-6:15, 245 Altgeld Hall.
Exam 3 Solutions
Review for the Final Exam: Sunday, December 9, 1:30-3:00, 245 Altgeld Hall.
Final Exam Review Sheet