1997 | OriginalPaper | Chapter
Directed Polymers in Random Media and Spin Glass Models on Trees
Author : F. Koukiou
Published in: Classical and Modern Branching Processes
Publisher: Springer New York
Included in: Professional Book Archive
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Using some results of the theory of branching random walks, we give a unifying framework for the mean-field theory for models of spin glasses and directed polymers in a random medium defined on regular trees. Their phase diagram is studied in the complex plane of temperature.