Présentation de 7285.jps

25 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# ( Cos(t) )^2 + Ln( / Sin(t) / ) } def /Y {settvar #rpn# 1/2 * Sin(2*t) } def pi neg pi {X} {Y} Courbeparam