Présentation de 757.jps

25 setxunit 7.5 setborder 90 setangle_repere -5 5 setxrange -5 5 setyrange 1 1 settkstep .5 .5 setsubtkstep 1 1 setmkstep ticks subticks marks traceaxes axesarrow .75 setlinewidth continu bleu /X {settvar #rpn# (t-sin(t))/t^2 } def /Y {settvar #rpn# (1-cos(t))/t^2 } def 0 80 pi mul {X} {Y} Courbeparam