MATH 220, Fall 2003

Radford's Section

Introduction to Differential Equations (67152)

Announcements:

Quiz Friday 9/12, on material from 3.2, 3.4

Homework due 9/10 posponed until 9/12

09/22/03: Quiz Friday 9/26 on material from 4.5, 4.6

09/22/03: Quiz in Discussion this week on material from 4.2, 4.3

09/24/03: Homework modification for 4.8: 1, 3, 9, 15, 18, 20, 35, 38, 41

09/29/03: Quiz Friday 10/03 on material from 4.8

10/03/03: Hour Exam I, Friday 10/10/03; 1.1--4.11 on syllabus; be able to set up equations in 3.4.

10/13/03: Quiz Friday 10/17 on material from 5.3

10/13/03: Homework: 10/13 none; omit page 274; 10/15 page 292 as assigned.

10/16/03: Test I Results: A 90-100 (47 38%) B 80-89 (34 27%) C 70-79 (18 14%) D 60-69 (17 14%) E 0-59 (8 7%). MEDIAN = 85

11/13/03: Turn in Homework due 11/12 Monday 11/17.

11/13/03: For information regarding Hour Test II, see "My quiz and Midterm Exam Solutions" below and click on "Hour Test II Notes".

11/18/03: Quiz schedule for remainder of the semester: Monday 11/24 10.3; Wednesday 11/26 10.4; Wednesday 12/3 10.5.

11/18/03: Quiz schedule for remainder of the semester: Monday 11/24 10.3; Wednesday 11/26 10.4; Wednesday 12/3 10.5.

11/24/03: Hour Exam II Solution posted.

11/24/03: Hour Exam II Statistics: A 85-100 21 17%: B 75--84 27 22%; C 60--74 33 27%; D 50--59 14 12%; E 0--49 26 21%. Median 70, average 67.5.

11/24/03: You may be due up to 2 more points for part b) of problem 2. I mistakenly assigned 2, 3, 3, 3 instead of 2, 3, 4, 4. See the solution to Hour Exam II.

12/01/03: For notes on the Fourier Series and the Heat Equation, see "My Quiz .... and Notes" below.

12/01/03: FINAL EXAMINATION --- Thursday, 12/11/03, BSB 250, 6--8PM. Exam conflicts must be resolved by Wednesday, 12/03.

Return