Présentation de 827.jps

/syracuse/bbgraf/tmp/827.jpg
25 setxunit 7.5 setborder 90 setangle_repere -10 10 setxrange -10 10 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 50 neg 50 {X} {Y} Courbeparam