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Hilbert space of direct products

  1. Oct 2, 2006 #1
    How come if all states in the representation space (of say rotations) have the same energy, Hilbert space can be written as a direct product space of these representation spaces?
     
  2. jcsd
  3. Oct 4, 2006 #2

    dextercioby

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    Direct product ? More like a direct sum.

    Daniel.
     
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