Présentation de 157.jps

/syracuse/bbgraf/tmp/157.jpg
25 setxunit 7.5 setborder 90 setangle_repere -2 10 setxrange -2 10 setyrange /quadrillagegray 0.4 def 1 setquadrillagexstep 1 setquadrillageystep quadrillage 1 1 settkstep .5 .5 setsubtkstep 2 2 setmkstep ticks subticks marks traceaxes axesarrow unites /f {setxvar #rpn# (x-3)^2 + 1 } 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 2.8 settailletangente 1 {f} tangente 2 {f} tangente 3 {f} tangente