### Dr. Sarah's Math 2240 Class Highlights Summer 2005 Page

The following is NOT HOMEWORK unless you miss part or all of the class.
See the Main Class Web Page
for ALL homework and due dates.

**Mon June 27** Finish dynamical systems on WebCT.
Begin chapter 6 and review the geometry of eigenvectors on WebCT, highlighting
the transformations and
discuss the corresponding general matrix transformations along with
their corresponding eigenvalues and eigenvectors.
Hand back test 2 and give students the chance to work on revisions or
final project.

**Tues June 28** Take questions on test 3.
Demo geometric transformations and computer graphics
(VLA c4s5) on WebCT along with problems 1 and 3.

**Wed June 29** Test 3

**Thur June 30**
Go over aspects of test 3 for extra credit.
Each person shares a few words related to their
abstract. Conclude with c4s5 demo on WebCT. Hand out informal evaluations.

**Fri July 1**
Poster presentations and course evaluations.

**Mon June 20** Continue with 4.5 and 4.6.

**Tues June 21**
Review last PS.
Finish Chapter 4 with
group work.

**Wed June 22**
7.1 and the geometry of eigenvectors

**Thur June 23**
Go over comments about chapter 4 on WebCT and take review questions.
Review the geometry of eigenvectors on WebCT.
7.2 and then begin eigenvector decomposition for dynamical systems.

**Fri June 24** Collect test 1 revisions.
Test 2 and eigenvector decomposition for dynamical
systems continued.

**Mon June 13** 3.1, 3.2, and 3.3. Begin 4.1.

**Tues Jun 14** Continue 4.1. Linear combinations and geometric
properties of determinants on WebCT. Coffee mixing problem, and
numerical method issues related to decimals versus fractions. Begin
4.2.

**Wed Jun 15** Continue 4.2.

**Thur Jun 16** 4.3 and begin 4.4 and 4.5. definitions
of l.i. and span. Take questions on the test.

**Fri Jun 17** Test 1 on Chapters 1-3. Continue with 4.4 and 4.5

**Monday June 6**
Introductions.
History of linear equations and the term "linear algebra".
html of file.
Begin 1.1.
Intro to Maple via Maple worksheet
(html version)
Continue 1.1 including geometric perspectives in 2 and 3-D.
Elimination

**Tues Jun 7**
Elimination continued. Collect homework.
Go over web pages and text comments in Maple.
History of matrices and elimination via the Chinese. Section 1.2 by-hand
and 1.3.

**Wed Jun 8** Go over some of the practice problems.
Go over web pages, ps 1 hints...
Begin 2.1 via
Image 1
Image 2
Image 3
Image 4
Image 5
Image 6
Image 7.
Continue 2.1. Powerpoint file.

**Thur Jun 9**
Continue with 2.2. html file.
2.3.

**Fri Jun 10**
2.5, coding and markov/Stochastic matrices and stability. Begin 3.1.