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Suppose that V is finite dimensional and T : V → V is an operator such that every non-zero vector in V is an eigenvector

Posted: Tue Sep 07, 2021 7:26 am
by answerhappygod
Suppose that V is finite dimensional and T : V → V is an
operator such that every non-zero vector in V is an eigenvector for
T. Show that T is a scalar multiple of the
identity.