Summability of Connected Correlation Functions of Coupled Lattice Fields
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DOI: 10.1007/s10955-018-2000-6
Abstract: We consider two nonindependent random fields $$\psi $$ψ and $$\phi $$ϕ defined on a countable set Z. For instance, $$Z=\mathbb {Z}^d$$Z=Zd or $$Z=\mathbb {Z}^d\times I$$Z=Zd×I, where I denotes a finite set of possible “internal degrees… read more here.
Keywords: ell clustering; psi phi; summability; correlation ... See more keywords