Let u be randomly chosen vector in R³. Set and for k> 0 set 20 |||v|| ' A-¹æk ||A-¹æk||' Xo = xo A-¹xo Ak+1 = Xk+1¹A-¹Xk+1 #k+1= i. What are the eigenvalues of A-¹? ii. What number do you expect A to converge to? 1 iii. What number do you expect to converge to? Xk iv. For large k, æ, is approximately an eigenvector corresponding to which eigenvalue of A?

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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 Suppose the 3 × 3 matrix A has eigenvalues λ1 = −6, λ2 = −2, and λ3 = 5.

 

Let v be randomly chosen vector in R³. Set
and for k> 0 set
xo =
V
|||v|| '
Ak
||A-¹æk ||'
Xo = xo¹ A-¹xo
T
Xk+1
= Xk+^A-1Xk+
Xk+1 =
i. What are the eigenvalues of A-¹?
ii. What number do you expect A to converge to?
1
iii. What number do you expect to converge to?
Xk
iv. For large k, æ is approximately an eigenvector corresponding to which eigenvalue of A?
(3)
(4)
Transcribed Image Text:Let v be randomly chosen vector in R³. Set and for k> 0 set xo = V |||v|| ' Ak ||A-¹æk ||' Xo = xo¹ A-¹xo T Xk+1 = Xk+^A-1Xk+ Xk+1 = i. What are the eigenvalues of A-¹? ii. What number do you expect A to converge to? 1 iii. What number do you expect to converge to? Xk iv. For large k, æ is approximately an eigenvector corresponding to which eigenvalue of A? (3) (4)
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