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jmm5872
#1
Mar6-12, 11:05 PM
P: 43
I just have a simple question to get me started. If I am given an initial value wavefunction ψ(x,0) and I am asked to find <P> at t = 0 can I use this:

<P> = -ih∫ψ*(x,0)[itex]\frac{∂}{∂x}[/itex]ψ(x,0)dx

or do I need to find ψ(x,t) before I find <P>?
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