Math456/CMPSC456 Homework 5
Due Feb 19 2020
1. (10 points) 9.3.1 a.
2. (10 points) 9.3.5 a.
3. (20 points) Computer project: Write computer code and implement (1)
the power method; (2) the symmetric power method; (3) the symmetric
inverse-power method. Test the methods on the following matrix,
4 1 1 1
1 3 −1 1
1−120
1 1 0 2
.
Use tolerance 10−5and ~x0= (1,0,0,0)T. Show the approximate eigen-
values from the iterations.
1
