Présentation de 1795.jps

25 setxunit
7.5 setborder
90 setangle_repere
-10 10 setxrange
-10 10 setyrange
1 1 settkstep
1 1 setsubtkstep
1 1 setmkstep
ticks
subticks
marks
traceaxes
axesarrow
.75 setlinewidth
continu
bleu
/X {settvar
#rpn#   (t+2)*(t+2)/(t+1)
} def
/Y {settvar
#rpn#   (t-2)*(t-2)/(t-1)
} def
 1000 neg 1000  {X} {Y} Courbeparam