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An operator A is Hermitian if it satisfies | dx V AV = dr (AW)*v for all v. (a) Show that pl is not Hermitian, where I, k are
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DAVID dax if A is Hermitian then (dx 4* A4 = fax (Austu v for cheking xp is hermitian or not ſ dx V xp) 4 = (dx y (x k by v =

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