Présentation de 3719.jps

/syracuse/bbgraf/tmp/3719.jpg
25 setxunit 7.5 setborder 90 setangle_repere -5 5 setxrange -15 5 setyrange 1 1 settkstep .5 .5 setsubtkstep 2 2 setmkstep ticks subticks marks traceaxes axesarrow .75 setlinewidth continu bleu /X {settvar #rpn# 2*t+t*t } def /Y {settvar #rpn# 2*t-1/(t*t) } def 15 neg 15 {X} {Y} Courbeparam