Présentation de 2090.jps

/syracuse/bbgraf/tmp/2090.jpg
25 setxunit 7.5 setborder 90 setangle_repere -4 5 setxrange -4 5 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^2 } def /g {setxvar #rpn# -x^2 } def gsave bleu 0.75 setlinewidth continu {f} courbe grestore gsave rouge 0.75 setlinewidth continu xmin .01 neg {g} Courbe .01 xmax {g} Courbe grestore #latex# {\small{$x^2$}} 1.5 2.25 [2 2] crtexlabel #latex# {\small{$-x^2$}} -2.25 -2.25 [2 2] crtexlabel