Question: 2.7. Potts Model Consider the one-dimensional q-state Potts model, whose Hamiltonian is given by H = J N i=1 (i ,i+1). a. Compute the

2.7. Potts Model Consider the one-dimensional q-state Potts model, whose Hamiltonian is given by H = −J N



i=1

δ(σi ,σi+1).

a. Compute the expectation value δ(σk,σk+1).

b. Study this quantity for negative values of q.

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