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Is the second derivative with respect to position a hermitian operator? (i.e. d^2/dx^2)? Can anyone prove it? I don't think it is. Thanks
The second derivative operator with respect to position, denoted as d²/dx², is indeed a Hermitian operator in quantum mechanics. This conclusion is supported by the properties of Hermitian operators, which include having real eigenvalues and being self-adjoint. The discussion references established principles in quantum mechanics, confirming that d²/dx² satisfies the criteria for Hermitian operators. Therefore, it is proven that d²/dx² is a Hermitian operator.
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