Cheg 258 - Lecture Notes - Jan. 19, 2001

Announcements

• The Matlab tutorial session will be held next Monday (1/22/01) from 6:00PM to 7:30PM or so in room 140, Debartolo.

Class notes

The main points of the lecture were

• What are Numerical Methods?

Goals:

• Perform matrix operations using loops and Matlab commands.
• Know when numerical solutions are appropriate.

Reading

• The class notes.
• Recktenwald, chapters 2, 3, & 4
• Kahaner, Ch 1 & 2

Questions of the Day

• If A is a mXn matrix and B is a pXq matrix, what are the constraints on m, n, p, and q for the sum C = A + B to have any meaning?
• What are the constraints if C = A * B?
• What is the size of C?

Matlab Example Codes

example 2