7. Let V be a complex vector space and let T e L(V). Let r be the minimal polynomial of T and suppose the degree of r is m. (a) Show that U = span {I,T,T²,T°,..T™-1} is an m-dimensional subspace of L(V). (b) Show that T™m e U. (c) If T is invertible, is T-1 e U?
7. Let V be a complex vector space and let T e L(V). Let r be the minimal polynomial of T and suppose the degree of r is m. (a) Show that U = span {I,T,T²,T°,..T™-1} is an m-dimensional subspace of L(V). (b) Show that T™m e U. (c) If T is invertible, is T-1 e U?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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![7. Let V be a complex vector space and let T € L(V). Let r be the minimal polynomial of T and suppose the
degree of r is m.
(a) Show that
U = span {I,T, T²,7°,..T™-1}
is an m-dimensional subspace of L(V).
(b) Show that T e U.
(c) If T is invertible, is T-1 e U?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa174734e-a8b3-458b-8c22-7f4e74a7d895%2F139bc276-d97b-40b7-ab4c-cc8bfab51117%2F0he5e7_processed.png&w=3840&q=75)
Transcribed Image Text:7. Let V be a complex vector space and let T € L(V). Let r be the minimal polynomial of T and suppose the
degree of r is m.
(a) Show that
U = span {I,T, T²,7°,..T™-1}
is an m-dimensional subspace of L(V).
(b) Show that T e U.
(c) If T is invertible, is T-1 e U?
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