Présentation de 1707.jps

25 setxunit
7.5 setborder
90 setangle_repere
-10 10 setxrange
-10 10 setyrange
1 1 settkstep
.5 .5 setsubtkstep
1 2 setmkstep
ticks
marks
traceaxes
axesarrow
1 setlinewidth
continu
noir
/X {settvar
#rpn#   sin(2*t)
} def
/Y {settvar
#rpn#   sin(t)
} def
 0 2 pi mul  {X} {Y} Courbeparam