Journal of Statistical Physics, Vol. 46, Nos. 5/6, 1987. p. 983-1014.
An interaction U is called a completely analytical (CA) interaction, if it satisfies one of 12 given conditions formulated in terms of analyticity properties of the partition functions Zv(U), or correlation decay, or truncated correlation bounds, or asymptotic behavior of in Zv(U), V -> oo...