Week + Dates 
Section # + Topic 

HW Assignments 
Week 1 
1.1 
Some Basic Models; Direction Fields 
1 
HWK 5, 6, 7, 11, 12, 19 
1.3 
Classification of Differential Equations 
2 
HWK 1, 2, 4, 6, 9, 11, 12 
2.1 
Linear Equations; Integrating Factors 
3 
HWK 6(c), 8(c), 10, 11, 13(b,c) 
Week 2 
2.1 
Linear Equations; Integrating Factors (Continued) 
3 
HWK 17, 18, 21, 23, 24, 25 
2.2 
Separable Equations 
4 
HWK 2, 4, 6, 9, 12 
2.3 
Modeling with First Order Equations 
5 
HWK 2, 5, 7, 12, 14(a) 
Week 3 
2.7 
Numerical Approximation; Euler’s Method 
6 
HWK 2 
3.1 
Homogeneous Equations with Constant Coefficients 
7 
HWK 3, 5, 6, 8, 10, 13, 15, 16 
REVIEW FOR EXAM 1 
Week 4 
COMMON EXAM 1 
3.2 
Solutions of Linear Homogeneous Equations: The Wronskian 
8 
HWK 2, 4, 5, 7, 9, 14, 17, 19, 20, 21, 23 
Week 5 
3.3 
Complex Roots of the Characteristic Equation 
9 
HWK 1, 2, 4, 5, 8, 12, 19 
3.4 
Repeated Roots; Reduction of Order 
10 
HWK 1, 5, 7, 9, 11, 12, 19, 22 
Week 6 
3.5 
Nonhomogeneous Equations; Undetermined Coefficients 
11 
HWK 2, 4, 8, 13, 14 
3.5 
Undetermined Coefficients (Continued) 
11 
HWK 16(a), 17(a), 21(a) 
3.6 
Variation of Parameters 
12 
HWK 2, 6, 7, 9, 10, 12, 13 
3.7 
Mechanical and Electrical Vibrations 
13 
HWK 1, 2, 3, 4, 6, 7 
Week 7 
3.7 
Vibrations (Continued) 
13 
HWK 9, 11, 12, 13 
3.8 
Forced Vibrations 
14 
HWK 1, 4, 6 
REVIEW FOR EXAM 2 
15 

Week 8 
Common Exam 2 
5.1 
Review of Power Series 
16 
HWK 15, 17, 18, 19 
5.2 
Series Solutions of Second Order Linear ODEs with Non constant Coefficients; Solution Near an Ordinary Point 
17 
HWK 3(a,b), 5(a,b),6(a,b),7(a,b) 
5.4 
Euler’s Equation; Regular Singular Points 
18 
HWK 1, 3, 6, 12, 17 
Week 9 
5.5 
Series Solutions Near a Regular Singular Point, Part I 
19 
HWK 1, 2, 3, 18 
6.1 and
6.2 
Definition of the Laplace Transform and Solution of Initial Value Problems 
20 
HWK (6.1) 3, 5, 10, 12, 16, 19, 20, 21, (6.2) 1, 2, 3, 4 
6.2 
Initial Value Problems (Continued) 
21 
HWK (6.2) 6, 10, 16, 17 
Week 10 
6.3 
Step Functions 
22 
HWK (6.3) 1, 3, 5, 8, 10, 12,14, 15; (6.4) 2, 3, 4, 7 
6.4 
ODEs with Discontinuous Forcing Functions 
23 
HWK 11, 14 
6.5 
Impulse Functions 
24 
HWK 1, 2, 7 
Week 11 
6.6 
The Convolution Integral 
25 
HWK 4, 5, 7, 8, 9, 14 
7.1 
System of First Order Linear ODEs 
26 
HWK 1, 3, 4, 7(a,b) 
7.2 
Review of Matrices 
27 
HWK 1, 2, 4, 7, 17 
Week 12 
7.3 
Review of Linear Algebraic Equations, Eigenvalues, and Eigenvectors (2x2) 
28 
14, 15, 16 
7.5 
Homogeneous Linear Systems with Constant Coefficients 
29 
2b, 3b, 5b, 10, 11 
review for exam 3 
30 

Week 13 
Common Exam 3 
7.6 
Complex Eigenvalues 
31 
HWK 1(b), 4(b), 8, 11, 14, 23 
10.1 
TwoPoint Boundary Value Problems 
32 
HWK 1, 3, 5, 10, 14, 15, 18 
10.2 
Fourier Series 
33 
HWK 1, 5, 6, 7, 13, 15, 16 
Week 14 
10.2 
Fourier Series (Continued) 
34 
HWK 19(a,b), 20(a,b), 22(a,b) 
10.4 
Even and Odd Functions 
35 
HWK 2, 3, 4, 7, 9, 15, 16, 21,23(a,b), 27(a,b) 
REVIEW FOR FINAL EXAM 
36 

Week 15 
REVIEW FOR FINAL EXAM 
36 

Week 16 
FINAL EXAM PERIOD: May 10  16, 2019 