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
$-\sqrt{3}$
A [2 2] dctexlabel
$\displaystyle{\frac{2}{3}}$
B [2 2] dctexlabel
(2,5) C [2 2] dctext
$\pi$
D [2.5 2.5] dctexlabel
(1) I [2 2] dctext
noir
${\rset}$
R [4 4] cctexlabel
vert
setTimesItalic
(O) O uctext
(A) A uctext
(B) B uctext
(C) C uctext
(D) D uctext
(I) I uctext