MA 242
Linear Algebra
Section A
Fall 2002

Textbook: David C. Lay: Linear Algebra and Its Applications (third edition, blue cover), Addison-Wesley, 2003. ISBN number 0-201-70970-8.
Final exam, homework/potd grades, and final course grades (via WebCT)
Office hours during final exam period and final exam fact sheet
Syllabus
Class conduct
Homework assignments:
Handouts:
- A formula for the determinant
Classroom Demos:
- September 4, 2002
  - MATLAB file for Sierpinski gasket
  - MATLAB file for Barnsley's fern
- September 6, 2002
  - Row operations calculator
  - Echelon form calculator
  - Numerous animations of row reduction including:
    - Animations of reducing systems to echelon form
    - Animations of solving systems by row reduction
    - Animations of back substitution
- September 11, 2002
  - Rectangular coordinates of a point
  - Position vector
  - Two illustrations of the span of vectors
- September 13, 2002
  - MATLAB file containing matrices in example
- September 16, 2002
  - Matrix-vector product
- September 23, 2002
  - MATLAB file containing the matrix for traffic flow example done in class
- September 27, 2002
  - Matrix machine
- October 4, 2002
  - Animation of multiplication of two 3x3 matrices
  - Animation of multiplication of two 4x4 matrices
- October 11, 2002
  - MATLAB file containing the elementary matrices used in class
- October 18, 2002
  - MATLAB file with matrix and minors used in class
- October 21, 2002
  - MATLAB script illustrating how the determinant is calculated with row operations
- October 23, 2002
  - MATLAB file containing matrix of cofactors
  - MATLAB file that helps illustrate Cramer's rule
- October 25, 2002
  - MATLAB script file that helps illustrate the relationship between determinants and volume
- November 20, 2002
  - Eigen engine
- November 22, 2002
  - The characteristic polynomial
- November 25, 2002
  - Geometry of diagonalization
- December 2, 2002
  - Examples of diagonalization
- December 9, 2002
  - Orthogonal complements
  - Orthogonal decomposition
Frequently asked questions (FAQ)
- How do I get handouts from the computer?
Homework Cover Sheet
Old exams
- MA 242 exams given in 1999
- MA 242 exams given in 2001
Professor Diane Meuser's Tuesday Night Math Help