MAT 244 at Spring 2013
**Spring 2013: Handouts**

- Handout 1--to section 2.6 (example of closed but not exact form).
- Handout 2--to section 2.6 (integrating factor method).
- Handout 3--to section 2.8 (existence and uniqueness theorem--for the curious student).
- Handout 4--to section 3.5 (Linear ODEs with constant coeffcients).
- Handout 5--to section 4.2 (Fundamental theorem of algebra--for the curious student).
- Handout 6--to Section 3.8 (Forced oscillations--for the curious student).
- Handout 7--to Chapter 3 (Reducing order of equations).
- Handout 8--to Chapters 3,4 (Fast method of solution to linear equations with constant coefficients and quasi-polynomial right-hand expression).
- Handout 9--to Chapter 7 (Phase portraits to linear homogeneous 2x2-systems with constant coefficients).
- Handout 10--to Chapter 9 (Applications of differential equations to celestial mechanics--for the very curious student).
- Official solutions for Term Test 1
- Official solutions for MidTerm
- Official solutions for Term Test 2

#### Useful (from 1st year Calculus)