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Thread: Commutation relation - angular momentum operator

  1. April 26th 2009, 06:01 AM #1
    silversand
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    Commutation relation - angular momentum operator

    [L_{i},p_{j}]=i\hbar\epsilon_{ijk}p_{k}

    how to prove this?
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  2. April 26th 2009, 06:15 AM #2
    mr fantastic
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    Quote Originally Posted by silversand View Post
    [L_{i},p_{j}]=i\hbar\epsilon_{ijk}p_{k}

    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
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  3. April 26th 2009, 06:22 AM #3
    silversand
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    any

    cant find it. can you prove it for me?
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  4. April 26th 2009, 11:57 PM #4
    The Second Solution
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    Quote Originally Posted by silversand View Post
    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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