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Creation operator problem

  1. Jan 29, 2015 #1

    befj0001

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    Anyone having an idea of how to solve problem 3a) file:///C:/Users/Administrator/Downloads/handin1%20(2).pdf ?

    I've been stuck for a great while but have not idea.
     
    befj0001, Jan 29, 2015
  2. jcsd
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  3. Jan 29, 2015 #2

    befj0001

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    on part 3b) is it correct to argue that since you integrate away the x-dependence in the number operator that according to the heisenberg equation [H,N]=0 since both the partial derivative and total derivative of N is zero?
     
    befj0001, Jan 29, 2015
  4. Jan 29, 2015 #3

    DEvens

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    Education Advisor
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    You know, I'm having a great deal of difficulty reading that file. :w Maybe you could hold it up a little closer to *my* screen?
     
    DEvens, Jan 29, 2015
  5. Jan 29, 2015 #4

    befj0001

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    Why can't you read the file? file:///C:/Users/administrator/Downloads/handin1%20(2).pdf
     
    befj0001, Jan 29, 2015
  6. Jan 30, 2015 #5

    DrClaude

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    Staff: Mentor

    Because it's on your computer!
     
    DrClaude, Jan 30, 2015
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