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Physics 410 Midterm Practice Exam Fall 2007, Frey Closed book ...

Physics 410 Midterm Practice Exam Fall 2007, Frey Closed book ...

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4. (20 points)<br />

Let H be a Hermitian matrix. Show that (a) its eigenvalues are real, and (b) its eigenvectors<br />

are orthogonal for non-degenerate eigenvalues.

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