Suppose TEL(V) has singular value decomposition given by Tv = $₁(v. e₁) f₁ +...+ Sn(v.en) fn for every ve V, where $₁.... Sn are the singular values of T and e₁.....en and fi..... fn are orthonormal bases of V. (d) Suppose T is invertible. Prove that if ve V, then (v. fn)en T-¹y = (v. fi)ei $1 + + Sn for every v € V.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.1: Inner Product Spaces
Problem 11AEXP
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Suppose TEL(V) has singular value decomposition given by
Tv = $₁(v, e₁) f₁ +... + Sn (v, en) fn
for every ve V, where $₁...., Sn are the singular values of T and
e.....en and fi..... fn are orthonormal bases of V.
(d) Suppose T is invertible. Prove that if v € V, then
(v. fn)en
T-¹y =
(v. file₁
$1
++
Sn
for every v € V.
Transcribed Image Text:Suppose TEL(V) has singular value decomposition given by Tv = $₁(v, e₁) f₁ +... + Sn (v, en) fn for every ve V, where $₁...., Sn are the singular values of T and e.....en and fi..... fn are orthonormal bases of V. (d) Suppose T is invertible. Prove that if v € V, then (v. fn)en T-¹y = (v. file₁ $1 ++ Sn for every v € V.
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