Hello, I've been trying to define <p(adsbygoogle = window.adsbygoogle || []).push({}); ^{2}> in terms of <x^{2}>, much the same way that you can write <p> = m d<x>/dt, because it would be easier in my calculations.

Is this possible, or am I on a fools errand?

Edit: For Gaussian distributions.

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# Easy way to get the expectation value of momentum squared?

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