7.5 setborder 90 setangle_repere -1.5 1.5 setxrange -1.5 1.5 setyrange 1 1 settkstep .5 .5 setsubtkstep 2 2 setmkstep 100 setxunit [1 1 .5 .5 .1 .1] {orange} Quadrillage .7 setlinewidth ticks subticks marks traceaxes axesarrow unites /f {setxvar #rpn# Sin (1/x) } def /g {setxvar #rpn# 1/x } def gsave noir .75 setlinewidth continu xmin .01 neg {f} Courbe .01 xmax {f} Courbe grestore setTimesItalic (O) O drtext setTimes (x) 1.4 0.08 cctext setTimes (y) -0.1 1.4 cctext setTimes (1) 1 0.08 cctext setTimes (1) -0.1 1 cctext