25 setxunit 7.5 setborder 90 setangle_repere -5 5 setxrange -2 2 setyrange 1 1 settkstep .5 .5 setsubtkstep 1 1 setmkstep ticks subticks marks traceaxes axesarrow /f {setxvar x Sin } def /g {setxvar x Cos } def gsave bleu 1.75 setlinewidth continu {f} courbe grestore gsave rouge 1.75 setlinewidth pointilles {g} courbe grestore