Prove that if V = W W^ and T is the projection on W along W-. then T - T": . Hint
Chapter 6, Problem 9(choose chapter or problem)
Prove that if V = W W^ and T is the projection on W along W-. then T - T": . Hint: Recall that N(T) = W' . (For definitions, see the exercises of Sections 1.3 and 2.1.)
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