how to prove this?
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Originally Posted by silversand
how to prove this? You will find the proof in any advanced Quantum Mechanics textbook.
eg. Here are some pages from such a book: http://books.google.com.au/books?id=...num=1#PPA83,M1
cant find it. can you prove it for me?
Originally Posted by silversand cant find it. can you prove it for me? But have you had a chance to go to a library and look in a textbook like Mr Fantastic suggested?
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