Présentation de 3611.jps

/syracuse/bbgraf/tmp/3611.jpg
25 setxunit 7.5 setborder 90 setangle_repere -3 5 setxrange -4 6 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# -3*x+5 } def /g {setxvar #rpn# 2*x-1 } def gsave bleu .75 setlinewidth continu {f} courbe grestore gsave rouge .75 setlinewidth mixte {g} courbe grestore