Fichier arccos2.jps — Modifié le 11 Mars 2006 à 10 h 51

arccos2.pdf
Source
-1.5 1.5 setxrange
-.5 3.5 setyrange

100 setxunit
18 setfontsize

/f {
   Arccos
} def

[1 1 .5 .5 .1 .1] {orange} Quadrillage

.7 setlinewidth
/unites {} def
tracerepere
xmarks
[pi pi 2 div pi 3 div 2 pi mul 3 div] {ytick} apply

#tex# $\pi $
0 pi [1.5 dup] crtexlabel
#tex# ${\pi \over 2}$
0 pi 2 div [1.5 dup] crtexlabel
#tex# ${\pi \over 3}$
0 pi 3 div [1.5 dup] cltexlabel
#tex# ${2\pi \over 3}$
0 2 pi mul 3 div [1.5 dup] crtexlabel

<tex>
$$
   y = \arccos x
$$
</tex>

/dx_boxit 3 def
/dy_boxit 3 def
/linearc .05 def
/fillstyle {jaune fill} def
boxit
.75 2.75 [2 dup] cctexlabel

1.5 setlinewidth
gsave
   bleu
   -1 1 {f} Courbe
grestore

setTimesItalic
   (O) O drtext