Alexander Sherstnev cherstn at hep.phy.cam.ac.uk . ... Previous message: [Comphep-common] comphep . Next message: [Comphep-common] pdf in CompHEP . Messages sorted by: [ date ] [ thread ] [ subject ] [ author ] . ... If you use the standard pdf: strfun_(1,xbjo[0],xbjo[1],q) = 0 strfun_(0,xbjo[0],xbjo[1],q) = pdf (xbjo[0], q) * pdf (xbjo[1], q) If you need you can add the number to the old format file in src/num/evnt_format1.c, the routine write_event_frmt1(.. ...