<HTML><BODY style="word-wrap: break-word; -khtml-nbsp-mode: space; -khtml-line-break: after-white-space; ">Great thanks to Herbert ; it works fine.<DIV>Long life to PSTricks.</DIV><DIV>Denis<BR><DIV><DIV>Le 13 nov. 06 à 13:55, Herbert Voss a écrit :</DIV><BR class="Apple-interchange-newline"><BLOCKQUOTE type="cite"><P style="margin: 0.0px 0.0px 0.0px 0.0px"><FONT face="Helvetica" size="3" style="font: 12.0px Helvetica">\uput[d](12.5,0){$t$ (heures)}</FONT></P> <P style="margin: 0.0px 0.0px 0.0px 0.0px"><FONT face="Helvetica" size="3" style="font: 12.0px Helvetica">\uput[l](-0.5,10){$q$ (mg)}</FONT></P> </BLOCKQUOTE></DIV><BR></DIV></BODY></HTML>