MA 305 Lecture 9 Transparencies

Thursday, February 7, 2002


Slide 1

Example of a proof from past exam problem(Audio 01:30-07:00)



 

Slide 2

Computing the inverse of a matrix (Audio 07:00-12:00)



Slide 3

Inverse computation cont. (Audio 12:00-17:30)



 

Slide 4

Theorem about invertible matrices(Audio 17:30-25:30)



 

Slide 5

Elementary matrices, type I and II (Audio 25:30-36:00)



 

Slide 6

Elementary matrices, type II cont. and type III(Audio 36:00-41:00)



 

Slide 7

Elementary matrices, type III and examples(Audio 41:00-49:00)



 

Slide 8

Computing the inverse from example 1 using elementary matrices (Audio 49:00-54:00)



 

Slide 9

Example cont (Audio 54:00-66:30)



 

Slide 10

Computing the elementary composition of A from its inverse (Audio 66:30-72:00)