diff --git a/current_generator/jV_jV.frm b/current_generator/jV_jV.frm new file mode 100644 index 0000000..cf920dc --- /dev/null +++ b/current_generator/jV_jV.frm @@ -0,0 +1,32 @@ +*/** +* \brief Contraction of vector boson current with FKL current +* +* \authors The HEJ collaboration (see AUTHORS for details) +* \date 2020 +* \copyright GPLv2 or later +*/ +#include- include/helspin.frm +#include- include/write.frm + +v pb,p2,pa,p1,pl1,pl1bar,pl2,pl2bar; +i mu; + +#do h1={+,-} + #do hl1={+,-} + #do h2={+,-} + #do hl2={+,-} + l [jV_jV `h1'`hl1'`h2'`hl2'] = JV(`h1'1, `hl1'1, mu, pa, p1, pl1bar, pl1) + * JV(`h2'1, `hl2'1, mu, pb, p2, pl2bar, pl2); + #enddo + #enddo + #enddo +#enddo + +#call ContractCurrents +.sort +format O4; +format c; +#call WriteHeader(`OUTPUT') +#call WriteOptimised(`OUTPUT',jV_jV,4,pa,p1,pb,p2,pl1,pl1bar,pl2,pl2bar) +#call WriteFooter(`OUTPUT') +.end