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imagemania
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Homework Statement
I am trying to translate what is meant by:
<psi | p | psi>
<psi|p^2|psi>
<psi | x | psi>
In a mathematicaly context as shown by this link:
http://answers.yahoo.com/question/index?qid=20110521103632AASz9Hm
Can anyone specify what these mean?
Thanks!
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