Give an example of a linear operator T on R2 and an ordered basis for R2 that provides a counterexample to the statement in Exercise 1(c). 1.(c) If T is an operator on an inner product space V, then T is normal if and only if [T]β is normal, where β is any ordered basis for V.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter6: Vector Spaces
Section6.6: The Matrix Of A Linear Transformation
Problem 43EQ
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Give an example of a linear operator T on R2 and an ordered basis for R2 that provides a counterexample to the statement in Exercise 1(c).

1.(c) If T is an operator on an inner product space V, then T is normal if and only if [T]β is normal, where β is any ordered basis for V.

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