!
! -- function_plot.gle example of plotting a function
!
size 10 10
set font texcmss
set hei 0.5
amove 0 0 
begin graph
    scale auto
    let d1 = 3*x^2+x^3 from -5 to 5 nsteps 1000
    d1 line color GREEN lwidth 0.05 key "3x^2+x^3"
    xtitle "foo"
    ytitle "bar"
end graph