<P>Hi all</P>
<P>In the example below, the ticks on the x-axis do not follow the data neither the grids lines. There is no problem with the y-axis !!!.<BR>any help ?<BR>\def\barData{<BR>50 16.5<BR>55 16.5<BR>60 23.3<BR>65 29.2<BR>70 34.7<BR>75 42.7<BR>80 50.5<BR>85 60.6<BR>}<BR>\begin{center}<BR>&nbsp;\psset{xunit=1.5mm,yunit=.75mm}<BR>&nbsp;\begin{pspicture*}(30,-10)(100,75)<BR>&nbsp;\psaxes[axesstyle=axes,Ox=40,Oy=0,Dx=10,Dy=10]{-&gt;}(40,0)(100,75)<BR>&nbsp;\psgrid[subgriddiv=0,griddots=8,gridlabels=0pts,gridcolor=orange,xunit=5,yunit=10](100,75)<BR>&nbsp;\listplot[plotstyle=dots,dotsize=8pt,linecolor=blue]{\barData}<BR>&nbsp;\psdots[dotsize=8pt,linecolor=red](67.5,34.25)<BR>&nbsp;\psdots[dotsize=8pt,linecolor=green](57.5,21.375)(77.5,47.125)<BR>&nbsp;\rput(66,40){$G$}\rput(58,17){$G_1$}\rput(80,45){$G_2$}<BR>&nbsp;\pscurve[linestyle=dashed](75,60)(85,70)(90,70)(85,40)(75,20)(68.5,34.25)(75,60)<BR>&nbsp;\pscurve[linestyle=dashed](65.5,33)(50,30)(45,20)(48,15)(66,15)(65.5,33)<BR>&nbsp;\rput(55,40){Nuage (1)}\rput(70,65){Nuage (2)}<BR>&nbsp;\end{pspicture*}<BR>\end{center}<BR></P>
<P><IMG src="http://mail1.voila.fr/webmail/fr_FR/Images/Smiley/animes/sy_what.gif">Azzam HASSAN<BR>tel : 06 63 82 97 09<BR></P>