Présentation de 6672.jps

10 setxyrapport 10 setxunit 7.5 setborder 90 setangle_repere -5 5 setxrange -5 5 setyrange 1 1 settkstep .5 .5 setsubtkstep 2 2 setmkstep ticks subticks marks traceaxes axesarrow .75 setlinewidth continu bleu /X {settvar #rpn# ln( Cos (x)) } def /Y {settvar #rpn# ln(Sin (x)) } def 2 pi {X} {Y} Courbeparam