3.1.P15 Let n ≥ 2, let x, y € C" be given nonzero vectors, and let A = xy*. (a) Show if y*x #0 and 0 0 that the Jordan canonical form of A is B On-2, in which B = B = J₂(0) if y*x = 0. (b) Explain why a rank-one matrix is diagonalizable if and only if its trace is nonzero.
3.1.P15 Let n ≥ 2, let x, y € C" be given nonzero vectors, and let A = xy*. (a) Show if y*x #0 and 0 0 that the Jordan canonical form of A is B On-2, in which B = B = J₂(0) if y*x = 0. (b) Explain why a rank-one matrix is diagonalizable if and only if its trace is nonzero.
Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter3: Determinants
Section3.CM: Cumulative Review
Problem 29CM
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