On the Truncation of Systems with Non-Summable Interactions

S. Friedli, B. N. B. de Lima

In this note we consider long range $q$-states Potts models on ${\mathbf{Z}}^d$, $d\ge 2$. For various families of non-summable ferromagnetic pair potentials $\varphi (x)\ge 0$, we show t…