Recent content by rcross5

I guess I'm a bit rusty on my vector calculus! That's what I get for trying to be clever ;) I'm too tired right now but if I have time I want to see if it's possible to directly solve it through like that. For now though, I've solved it by separating the components. Thanks!

Homework Statement [\hat{H},\vec{r}]= ? The Attempt at a Solution The answer is given, and I KNOW that factor of 6 shouldn't be there. The answer should be -\frac{\hbar^2}{m} \nabla Anyway I've always been lurking these forums and I enjoy the discussions here, but this factor is...