Présentation de 3153.jps

/syracuse/bbgraf/tmp/3153.jpg
1 setxyrapport 1 setxunit 7.5 setborder 90 setangle_repere -10 10 setxrange -10 10 setyrange 1 1 settkstep .5 .5 setsubtkstep 2 2 setmkstep ticks subticks marks traceaxes axesarrow .75 setlinewidth continu bleu /X {settvar #rpn# 2 * Cos (2*t) } def /Y {settvar #rpn# 1 * Sin (3*t) } def 0 pi {X} {Y} Courbeparam