Let V be a complex vector space such that dim V = n and let T E L(V) be diagonalizable. We define the subspace U C L(V) by, U = {S € L(V) : ST = TS} Prove that dim U 2 n.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter6: Vector Spaces
Section6.2: Linear Independence, Basis, And Dimension
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Prove that dimU >= n.

Let V be a complex vector space such that dim V = n and let T E L(V) be diagonalizable.
We define the subspace U C L(V) by,
U = {S € L(V) : ST = TS}
Prove that dim U 2 n.
Transcribed Image Text:Let V be a complex vector space such that dim V = n and let T E L(V) be diagonalizable. We define the subspace U C L(V) by, U = {S € L(V) : ST = TS} Prove that dim U 2 n.
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