All problems are taken from Edwards and Penney, Differential Equations and Boundary Value Problems, third edition.
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Homework 11: due Wednesday, May 2 by 12:00 noon in my office
9.5: 10,11,14
9.4: 4,7,8
9.3: 14,15,18
Practice Problems: 9.7: any of 1-17 9.5: any of 1-16 9.4: any of 1-12 9.3: any of 11-16
Homework 10: due Friday, April 20 by 12:00 noon in my office
9.2: 1,6,11,use the answer to #11 to calculate the value of the sum of (-1)^(n+1)/(4n^2-1) over all positive integers n.
9.1: 14,19,21,25
Practice Problems: 9.2: any of 1-21 9.1: any of 11-26
Homework 9: due Friday, April 13 by 12:00 noon in my office
9.1: 6,10,27, extra problem
3.8: 2,6,13
Practice Problems: 9.1: any of 1-10,28 3.8: 3,7,8,14
Homework 8: due Monday, April 2 by 12:00 noon in my office
3.2: 2,6,15,31
3.3: 11,14,34,41
Practice Problems: 3.2: any of 1-25 3.3: any of 1-42
Homework 7: due Friday, March 16 by 12:00 noon in my office
3.5: 1,7,10,21,35
3.6: 2,4
Practice Problems: 3.5: any second-order equation in 1-40 3.6: any of 1-18
Homework 6: due Friday, March 9 by 12:00 noon in my office
3.3: 23,43,50
3.4: 2,4,22,32
EXTRA CREDIT 3.4: 33
Practice Problems: 3.3: any of 1-9 3.4: 1,3,15-21,24,25,30,31
Homework 5: due Friday, March 2 by 12:00 noon in my office
3.1: 5,10,18,36,40,44,48
3.3: 8
Practice Problems: 3.1: any of 1-16,17, any of 33-48 3.3: any of 1-9
Homework 4: due Monday, February 19 by 12:00 noon in my office
2.4: 2,10
2.2: 2,14,21 (Hint for 2,14: use the first derivative to check stability of critical points)
2.1: 5 (show steps involved in finding the solution!),21 (see hint for #22)
Practice Problems: 2.4: any of 1-10 2.2: any of 1-12 2.1: any of 1-8,22
Homework 3: due Friday, February 9 by 12:00 noon in my office
1.6: 2,6,16
1.3: 13,14,15,27 + IODE Project #1
Practice Problems: 1.6: any of 1-30 1.3: 17,18,29
Homework 2: due Friday, February 2 by 12:00 noon in my office
1.5: 6,16,36 (solve #16 by two different methods and show that your answers agree)
1.4: 22,47
Practice Problems: 1.4: 19,27,33 1.5: 3,7,13,33
Homework 1: due Friday, January 26 by 12:00 noon in my office
1.4: 4
1.2: 6,18,24
1.1: 10,22,36
Practice Problems: 1.1: 3,5,13,17,35; 1.2: 1,3,5,7,9,11,25; 1.4: 1,3