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Название: New Inequalities for lsing Ferromagnets
Авторы: De Coninck J., de Gottal Ph.
Аннотация:
Journal of Statistical Physics, Vol. 36, Nos. 1/2, 1984. p. 181-188.
It is shown that for Ising ferromagnets which obey the Lee-Yang theorem the Ursell functions or cumulants of the magnetization variable at nonzero external field satisfy series of inequalities. Several relations connecting Ursell functions with nonzero and zero field are derived.