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Fortran code for spins in heisenberg hamiltonian

  1. Sep 21, 2012 #1
    hi friends. i dont know how can i write a fortran code for expressing spins in heisenberg model which have 3 dimension spin operator, sx,sy,sz?
    thanks for your help
  2. jcsd
  3. Sep 21, 2012 #2


    Staff: Mentor

    What have you tried? We are not going to write the code for you, if that's what you had in mind.
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