!
! e+e- -> q qbar gluon kinematics
!
exec lecture_fig_setup ee_qqg 10 6 1 1 0.2 0.2
set font -1001
set title off
!
exec lecture_fig_copy 'e^+!e^[-]! -> q q&^[-]! g' 0
!
set tick all off
!set x grid on all 3
!set y grid on all 3
exec lecture_fig_plot 0
draw line 2 black = pl
1 3 9 3
draw arrow 1 blue = pl -1
5 3 2 3
draw arrow 1 blue = pl -1
5 3 8 5
draw arrow 1 blue = pl -1
5 3 7 1
draw line 2 black = pl
7 1 7 3
draw line 2 black = pl
8 5 8 3
draw symbol -11 red = pl
5 3
draw segment 1 green = pl
6.0 3 5.75 3.5 0.1
draw arrow 1 red = pl
8.6 2.7 9.0 2.7
comment 1&0 new 'q'       2.0 3.2 = = c pl -1001 blue
comment 1&0 new 'q&^_!' 8.1 4.9 = = l pl -1001 blue
comment 1&0 new 'g'       7.1 0.9 = = l pl -1001 blue
comment 1&0 new '[g]^*!'  5.0 3.3 = = c pl = red
comment 1&0 new 'p?T!'    8.1 3.9 = = l pl -1001 red
comment 1&0 new 'p?L!'    8.5 2.5 = = r pl -1001 red
comment 1&0 new '[q]'     6.0 3.2 = = l pl -1001 green
!
@9 hard epost
@9 close