Migdal's model and holography
classification
✦ hep-ph
keywords
modelmigdalapproximantbreakdowncloselydeparturediscussduality
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Migdal's model on the spectrum of vector mesons is reassessed. We discuss how its departure from a Pade approximant is closely linked to the issue of quark-hadron duality breakdown. We also show that Migdal's model is not truly a model of large-Nc QCD.
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