Présentation de 151.jps

/syracuse/bbgraf/tmp/151.jpg
25 setxunit 7.5 setborder 90 setangle_repere -2 10 setxrange -2 10 setyrange 1 1 settkstep .5 .5 setsubtkstep 2 2 setmkstep ticks subticks marks traceaxes axesarrow unites /f {setxvar #rpn# x^2 } def /g {setxvar #rpn# x } def gsave bleu .75 setlinewidth continu {f} courbe grestore gsave bleu continu /hstep 4 store /hangle 15 store 2 3 {f} Hachcourbe grestore