Hermitian matrix model free energy: Feynman graph technique for all genera

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Published 2 March 2006 Published under licence by IOP Publishing Ltd
, , Citation Leonid Chekhov and Bertrand Eynard JHEP03(2006)014 DOI 10.1088/1126-6708/2006/03/014

1126-6708/2006/03/014

Abstract

We present the diagrammatic technique for calculating the free energy of the Hermitian one-matrix model to all orders of 1/Nexpansion in the case where the limiting eigenvalue distribution spans arbitrary (but fixed) number of disjoint intervals (curves).

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10.1088/1126-6708/2006/03/014