!
! Proton-Antiproton -> ttbar
!
exec lecture_fig_setup pp_ttbar 6 6 1 1 0.2 0.2
set font -1001
set font title -1004
set title off
!
exec lecture_fig_copy 'pp -> tt&^[-]!' 0
set x lim -3 3
set y lim -3 3
!
set tick all off
!
exec lecture_fig_plot
draw arrow 1 cyan 6 plot -4
 -2.2 2.2
 -0.5 2.2
draw arrow 1 cyan 6 plot -4
 -2.2 1.8
 -0.5 1.8
draw arrow 1 cyan 6 plot -4
 -2.2 1.4
 -0.5 1.4
draw arrow 1 cyan 6 plot -4
 -2.2 -2.2
 -0.5 -2.2
draw arrow 1 cyan 6 plot -4
 -2.2 -1.8
 -0.5 -1.8
draw arrow 1 cyan 6 plot -4
 -2.2 -1.4
 -0.5 -1.4
draw arrow 1 cyan 6 plot -4
 -0.5 -1.8
  2.2 -2.1
draw arrow 1 cyan 6 plot -4
 -0.5 -2.2
  2.2 -2.5
draw arrow 1 cyan 6 plot -4
 -0.5  1.8
  2.2  2.1
draw arrow 1 cyan 6 plot -4
 -0.5  2.2
  2.2  2.5
draw arrow 1 cyan 6 plot -4
 -0.5 1.4
  0.3 0
draw arrow 1 cyan 6 plot -4
 -0.5 -1.4
  0.3 0
draw gluon 1 blue 4 plot 0.25 0.25
  0.3 0
  1.5 0
draw arrow 1 red 6 plot -4
  1.5 0
  2.5 1
draw arrow 1 red 6 plot -4
  1.5 0
  2.5 -1
comment 1
  new 'p' -2.6 1.6 0.4 = r pl = cyan
  new 'p&^_!' -2.6 -1.8 0.4 = r pl = cyan
  new 'q' -2.3 2.1 0.25 = r pl = cyan
  new 'q' -2.3 1.7 0.25 = r pl = cyan
  new 'q' -2.3 1.3 0.25 = r pl = cyan
  new 'q&^_!' -2.3 -2.3 0.25 = r pl = cyan
  new 'q&^_!' -2.3 -1.9 0.25 = r pl = cyan
  new 'q&^_!' -2.3 -1.5 0.25 = r pl = cyan
  new 'g'  0.9 0.4 0.3 = c pl = blue
  new 't'  2.0 1.0 0.4  = c pl = red
  new 't&^_!'  2.0 -1.5 0.4  = c pl = red
end
@9 hard epost
@9 close