The Pauli spin matrices are given by 01 = c) 02 = d) P 03 = a) Without actually finding the eigenvalues, explain why we should expect the eigenvalues of each of these matrices to be real. 69 b) Using just the determinant and trace of these matrices show that they must all have eigen- values +1 and -1. Show that these matrices do not commute: specifically, show that 0102 - 0201 = 2103, 02030302= 2i01, 0301-0103 = 2102. What does the previous result imply on whether or not these matrices share common eigen- vectors?

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
icon
Related questions
Question
The Pauli spin matrices are given by
-61₁²-1₁-6-9
02 =
01 =
c)
03 =
a) Without actually finding the eigenvalues, explain why we should expect the eigenvalues of
each of these matrices to be real.
b) Using just the determinant and trace of these matrices show that they must all have eigen-
values +1 and -1.
2003,
Show that these matrices do not commute: specifically, show that 0102 - 0201 =
02030302 = 2i01, 0301-0103 = 2i02.
d) What does the previous result imply on whether or not these matrices share common eigen-
vectors?
Transcribed Image Text:The Pauli spin matrices are given by -61₁²-1₁-6-9 02 = 01 = c) 03 = a) Without actually finding the eigenvalues, explain why we should expect the eigenvalues of each of these matrices to be real. b) Using just the determinant and trace of these matrices show that they must all have eigen- values +1 and -1. 2003, Show that these matrices do not commute: specifically, show that 0102 - 0201 = 02030302 = 2i01, 0301-0103 = 2i02. d) What does the previous result imply on whether or not these matrices share common eigen- vectors?
Expert Solution
steps

Step by step

Solved in 5 steps with 1 images

Blurred answer
Recommended textbooks for you
Advanced Engineering Mathematics
Advanced Engineering Mathematics
Advanced Math
ISBN:
9780470458365
Author:
Erwin Kreyszig
Publisher:
Wiley, John & Sons, Incorporated
Numerical Methods for Engineers
Numerical Methods for Engineers
Advanced Math
ISBN:
9780073397924
Author:
Steven C. Chapra Dr., Raymond P. Canale
Publisher:
McGraw-Hill Education
Introductory Mathematics for Engineering Applicat…
Introductory Mathematics for Engineering Applicat…
Advanced Math
ISBN:
9781118141809
Author:
Nathan Klingbeil
Publisher:
WILEY
Mathematics For Machine Technology
Mathematics For Machine Technology
Advanced Math
ISBN:
9781337798310
Author:
Peterson, John.
Publisher:
Cengage Learning,
Basic Technical Mathematics
Basic Technical Mathematics
Advanced Math
ISBN:
9780134437705
Author:
Washington
Publisher:
PEARSON
Topology
Topology
Advanced Math
ISBN:
9780134689517
Author:
Munkres, James R.
Publisher:
Pearson,