Sunset diagram
= Sunset diagram
A sunset diagram is a two-point diagram with two interaction vertices joined by three internal propagators. Its dependence on the external momentum produces <wave-function renormalization> in scalar quartic theory.
= Sunset diagram
A sunset diagram is a two-point diagram with two interaction vertices joined by three internal propagators. Its dependence on the external momentum produces <wave-function renormalization> in scalar quartic theory.