Présentation de 1656.jps

/syracuse/bbgraf/tmp/1656.jpg
25 setxunit 7.5 setborder 90 setangle_repere -5 5 setxrange -5 5 setyrange 1 1 settkstep .5 .5 setsubtkstep 2 2 setmkstep ticks subticks marks traceaxes axesarrow .75 setlinewidth continu bleu /X {settvar #rpn# -t } def /Y {settvar #rpn# t^2/2 } def 5 neg 5 {X} {Y} Courbeparam