map T:V→V to Problem 5: Prove that the restriction of a diagonalizable linear any non-trivial T-invariant subspace of V is also diagonalizable. (Hint: If T: V →V 1 is diagonalizable, then V is a direct sum of the eigenspaces of T. Now use the result from problem 10 of homework 2.)

Linear Algebra: A Modern Introduction
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Chapter6: Vector Spaces
Section: Chapter Questions
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result from problem 10 of homework 2:

v1 + v2 + ...  + vk is in W,   then vi  ∈  W  for all i.

 

please show clear. thanks

 

 

Problem 5: Prove that the restriction of a diagonalizable linear map T : V → V to
any non-trivial T-invariant subspace of V is also diagonalizable. (Hint: If T: V → V
1
is diagonalizable, then V is a direct sum of the eigenspaces of T. Now use the result
from problem 10 of homework 2.)
Transcribed Image Text:Problem 5: Prove that the restriction of a diagonalizable linear map T : V → V to any non-trivial T-invariant subspace of V is also diagonalizable. (Hint: If T: V → V 1 is diagonalizable, then V is a direct sum of the eigenspaces of T. Now use the result from problem 10 of homework 2.)
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