GluonGhostVertex[{p,mu,a}, {q,nu,b}, {k,rho,c}] or GluonGhostVertex[ p,mu,a , q,nu,b , k,rho,c ] yields the Gluon-Ghost vertex. The first argument represents the gluon and the third argument the outgoing ghost field (but incoming four-momentum). The dimension and the name of the coupling constant are determined by the options Dimension and CouplingConstant.
See also: GhostPropagator, GluonVertex.
![[Graphics:Images/index_gr_1.gif]](Images/index_gr_1.gif)
![[Graphics:Images/index_gr_3.gif]](Images/index_gr_3.gif)
![[Graphics:Images/index_gr_5.gif]](Images/index_gr_5.gif)
![[Graphics:Images/index_gr_7.gif]](Images/index_gr_7.gif)
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