Présentation de 1688.jps

/syracuse/bbgraf/tmp/1688.jpg
25 setxunit 7.5 setborder 90 setangle_repere -2 15 setxrange -1 3 setyrange 1 1 settkstep .5 .5 setsubtkstep 2 2 setmkstep ticks subticks marks traceaxes axesarrow .75 setlinewidth continu bleu /X {settvar #rpn# t+sin(t)-4*sin(t/2) } def /Y {settvar #rpn# 3+cos(t)-4cos(t/2) } def 0 2 pi mul {X} {Y} Courbeparam