- #1
Avatrin
- 245
- 6
I know that the formula for the expectation value is:
<Q(x,p)> = ∫ψ*Q(x,(h/i)d/dx)ψ dx
For instance, the expectation value for momentum is.
-ih∫ψ*(dψ/dx)dx
But, why? How is it derived?
<Q(x,p)> = ∫ψ*Q(x,(h/i)d/dx)ψ dx
For instance, the expectation value for momentum is.
-ih∫ψ*(dψ/dx)dx
But, why? How is it derived?