[8 3. Consider the matrix A = of Problem 1(a). Let o1, o2 be the singular values of A. (a) Find all singular value decompositions A = oju, v + ozu2v". (b) Find an orthonormal eigenbasis {v1, V2} of A" A such that A" Av; = o v; and an orthonormal eigenbasis {u1, u2} of AA" such that AA" u; = o?u;, such that A is not equal to oju,v{+o2u2v%. [Hint: The condition Av; = 0;u; is not automatic!

Linear Algebra: A Modern Introduction
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ISBN:9781285463247
Author:David Poole
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Chapter5: Orthogonality
Section5.5: Applications
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[8
3. Consider the matrix A =
of Problem 1(a). Let o1, o2 be the singular values of A.
(a) Find all singular value decompositions A = oju, v + ozu2v".
(b) Find an orthonormal eigenbasis {v1, V2} of A" A such that
A" Av; = o v;
and an orthonormal eigenbasis {u1, u2} of AA" such that
AA" u; = o?u;,
such that A is not equal to o1u,v{+o2u2v½. [Hint: The condition Av; = 0;u; is not automatic!]
Transcribed Image Text:[8 3. Consider the matrix A = of Problem 1(a). Let o1, o2 be the singular values of A. (a) Find all singular value decompositions A = oju, v + ozu2v". (b) Find an orthonormal eigenbasis {v1, V2} of A" A such that A" Av; = o v; and an orthonormal eigenbasis {u1, u2} of AA" such that AA" u; = o?u;, such that A is not equal to o1u,v{+o2u2v½. [Hint: The condition Av; = 0;u; is not automatic!]
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