Présentation de 6373.jps

/syracuse/bbgraf/tmp/6373.jpg
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)*(1+Cos(t)) } def /Y {settvar #rpn# Sin(t)*(1+Cos(t)) } def pi neg pi {X} {Y} Courbeparam