10. Let A € B(H) be Hermitian, and VE B(H) a unitary. Show that VAV is Hermitian and that it has the same eigenvalues and multiplicities than A.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.4: The Singular Value Decomposition
Problem 59EQ
icon
Related questions
Question
number 10 please
(d) Show that IIlu) = 0 if and only if J) E H .
10. Let A € B(H) be Hermitian, and V e B(H) a unitary. Show that VAV† is Hermitian
and that it has the same eigenvalues and multiplicities than A.
Transcribed Image Text:(d) Show that IIlu) = 0 if and only if J) E H . 10. Let A € B(H) be Hermitian, and V e B(H) a unitary. Show that VAV† is Hermitian and that it has the same eigenvalues and multiplicities than A.
Expert Solution
steps

Step by step

Solved in 2 steps

Blurred answer