Présentation de 821.jps

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# (exp(t)-t)/2 } def /Y {settvar #rpn# (exp(-t)+1)/2 } def 0 pi {X} {Y} Courbeparam