2.6. Correlation functions For the one-dimensional Ising model with next-neighbour interaction: a. Compute the correlation function i
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2.6. Correlation functions For the one-dimensional Ising model with next-neighbour interaction:
a. Compute the correlation function σi σjσkσl, with i > j > k > l.
b. Use the expression of the quantity above to compute the derivative of the correlation function σi σjσk with respect to the magnetic field B, for B = 0.
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Related Book For
Statistical Field Theory An Introduction To Exactly Solved Models In Statistical Physics
ISBN: 9780198788102
2nd Edition
Authors: Giuseppe Mussardo
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