
(* description = "pp -> Vtt+jets|pp -> Wtt+jets|pp -> Wtt|On-shell W+/W- plus t t-bar production." *)

SelectInterference = {eQED -> 2};

(* uttxdxw  *) AddProcess[FeynArtsProcess -> {-F[4,{1}],  F[3,{1}]} -> {-V[3], F[3,{3}], -F[3,{3}]}];
(* uxttxdwx *) AddProcess[FeynArtsProcess -> { F[4,{1}], -F[3,{1}]} -> { V[3], F[3,{3}], -F[3,{3}]}];

(* uttxdxwg  *) AddReal[FeynArtsProcess -> {-F[4,{1}],  F[3,{1}]} -> {-V[3], F[3,{3}], -F[3,{3}], V[5]}];
(* uxttxdwxg *) AddReal[FeynArtsProcess -> { F[4,{1}], -F[3,{1}]} -> { V[3], F[3,{3}], -F[3,{3}], V[5]}];
