Présentation de 2191.jps

/syracuse/bbgraf/tmp/2191.jpg
25 setxunit 7.5 setborder 90 setangle_repere -1 1 setxrange -3 1 setyrange 1 1 settkstep .5 .5 setsubtkstep 2 2 setmkstep ticks subticks marks traceaxes axesarrow unites .75 setlinewidth continu bleu /X {settvar #rpn# Sin (t)*sin (t)*sin (t) } def /Y {settvar #rpn# Cos(t) - Cos(t)*Cos(t)*Cos(t)*Cos(t) } def 0 pi {X} {Y} Courbeparam