Let V and W be finite-dimensional inner product spaces. Let T: →W and U: W →V be linear transformations such that TUT = T, UTU = U, and both UT and TU are self-adjoint. Prove that U = T†.

Elementary Linear Algebra (MindTap Course List)
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Chapter6: Linear Transformations
Section6.CR: Review Exercises
Problem 71CR: Let V be an inner product space. For a fixed nonzero vector v0 in V, let T:VR be the linear...
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Let V and W be finite-dimensional inner product spaces. Let T: →W and U: W →V be linear transformations such that TUT = T, UTU = U, and both UT and TU are self-adjoint. Prove that U = T†.

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