Présentation de 1704.jps

/syracuse/var/syracuse/bbgraf/tmp/1704.png
25 setxunit 7.5 setborder 90 setangle_repere -10 10 setxrange -10 10 setyrange 1 1 settkstep .5 .5 setsubtkstep 1 2 setmkstep ticks marks traceaxes axesarrow 1 setlinewidth continu noir /X {settvar #rpn# 3*cos(t)+cos(3*t) } def /Y {settvar #rpn# 3*sin(t)+sin(3*t) } def 0 pi {X} {Y} Courbeparam