Physical review. B, Solid state

Correlation-Function Inequality Obtained by Yeh

Robert B. Griffiths

Published May 1, 1970• 1 citation

Abstract

An inequality on correlation functions in Heisenberg ferromagnets derived by Yeh is slightly improved, but shown to be irrelevant to the problem of phase transitions.Received 29 December 1969DOI:https://doi.org/10.1103/PhysRevB.1.3883©1970 American Physical Society

DOI: 10.1103/physrevb.1.3883

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