65 setxunit
24 setfontsize
7.5 setborder
90 setangle_repere
-4.5 4.5 setxrange
-1.5 1 setyrange
1 1 settkstep
.5 .5 setsubtkstep
2 2 setmkstep
xticks
traceOx
axeOxarrow

/A {-1.73 0} def
/B {0.67 0} def
/C {2.5 0} def
/D {3.14 0} def
/I {1 0} def
/R {-4 -1} def

[A B C D I O] points



bleu
   (0) O [2 2] dctext

<latex>
$-\sqrt{3}$
</latex>
   A [2 2] dctexlabel

<latex>
$\displaystyle{\frac{2}{3}}$
</latex>
   B [2 2] dctexlabel

   (2,5) C [2 2] dctext

<latex>
$\pi$
</latex>
   D  [2.5 2.5] dctexlabel

   (1) I [2 2] dctext

noir
<tex>
${\rset}$
</tex>
   R [4 4] cctexlabel

vert
setTimesItalic
   (O) O uctext
   (A) A uctext
   (B) B uctext
   (C) C uctext
   (D) D uctext
   (I) I uctext