
date 
topic 
1  17 Jan 
Basic concepts 
2  17 Jan 
Basic concepts [Maple] 
3  19 Jan 
Slope fields 
4  19 Jan 
Slope fields [Maple] 
5  26 Jan 
Secondorder autonomous equations 
6  26 Jan 
Secondorder autonomous equations [Maple] 
7  29 Jan 
Secondorder autonomous example [Maple] 
9  2 Feb 
Firstorder autonomous equations 
10  2 Feb 
Firstorder autonomous equations [Maple] 
11  7 Feb 
Firstorder linear equations 
12  9 Feb 
Bernoulli equations 
13  12 Feb 
Three separable equations 
14  14 Feb 
Homogeneous equations 
15  19 Feb 
Theorems on existence and uniqueness 
16  21 Feb 
Euler's method 
17  23 Feb 
Euler's method [Maple] 
18  12 Mar 
Systems, vectors, and matrices 
19  14 Mar 
Linear systems and eigenfunctions 
20  14 Mar 
Linear systems and eigenfunctions [Maple] 
21  17 Mar 
Answers to the extra credit problems 
22  17 Mar 
Answers to the extra credit problems [Maple] 
23  19 Mar 
Nodes, saddle points, and spirals 
24  19 Mar 
Nodes, saddle points, and spirals [Maple] 
25  26 Mar 
Complex exponentials: Euler's formula 
26  26 Mar 
Complex exponentials: Euler's formula [Maple] 
27  2 Apr 
Secondorder linear equations 
28  4 Apr 
Linear differential equations: general theory 
29  9 Apr 
Repeated roots: reduction of order 
30  11 Apr 
Repeated roots: reduction of order [Maple] 
31  11 Apr 
Variation of parameters 
32  17 Apr 
The Heaviside method (Laplace transform) 
33  21 Apr 
Discontinuous drivers: switches, shifts, and delays 
34  21 Apr 
Discontinuous drivers [Maple] 