Let p be a prime number, let F, denote the field of p elements, and let A be the following 3 x 3 matrix over F,: 0 0 -1 A = 1 0 1 1 (i) Show that the characteristic polynomial of A factorizes as a product of linear factors. (ii) Find the Jordan Canonical Form of A (the answer will depend on p).

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter4: Eigenvalues And Eigenvectors
Section4.4: Similarity And Diagonalization
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Let p be a prime number, let F, denote the field of p elements, and let A be the following
3 x 3 matrix over F,:
0 0 -1
A =
1 0
1
0 1
(i) Show that the characteristic polynomial of A factorizes as a product of linear factors.
(ii) Find the Jordan Canonical Form of A (the answer will depend on p).
(iii) Let p = 2, let V be the vector space (F2)³, and let T: V HV be the linear map defined
by T(v) = Av (v E V). Find a Jordan basis for T.
Transcribed Image Text:Let p be a prime number, let F, denote the field of p elements, and let A be the following 3 x 3 matrix over F,: 0 0 -1 A = 1 0 1 0 1 (i) Show that the characteristic polynomial of A factorizes as a product of linear factors. (ii) Find the Jordan Canonical Form of A (the answer will depend on p). (iii) Let p = 2, let V be the vector space (F2)³, and let T: V HV be the linear map defined by T(v) = Av (v E V). Find a Jordan basis for T.
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