<div dir="ltr">Hi,<div>I'm a french user of Metapost and i've discovered this problem.</div><div><span style="white-space:nowrap;font-family:arial,sans-serif"><br></span></div><div><font face="arial, sans-serif"><span style="white-space:nowrap">%>------------------------</span></font></div>
<div><span style="white-space:nowrap;font-family:arial,sans-serif">prologues:=2;</span><br></div><div><font face="arial, sans-serif"><span style="white-space:nowrap"><br></span></font></div><div><font face="arial, sans-serif"><span style="white-space:nowrap">beginfig(1);</span></font></div>
<div><font face="arial, sans-serif"><span style="white-space:nowrap">  path cc;</span></font></div><div><font face="arial, sans-serif"><span style="white-space:nowrap">  cc=fullcircle scaled 3cm;</span></font></div><div><font face="arial, sans-serif"><span style="white-space:nowrap">  draw cc;</span></font></div>
<div><font face="arial, sans-serif"><span style="white-space:nowrap">  for i=0 upto 11:</span></font></div><div><font face="arial, sans-serif"><span style="white-space:nowrap">    label(decimal(i),point(arctime(((90-i*30)/360)*arclength cc) of cc) of cc);</span></font></div>
<div><font face="arial, sans-serif"><span style="white-space:nowrap">    endfor;</span></font></div><div><font face="arial, sans-serif"><span style="white-space:nowrap">endfig;</span></font></div><div><font face="arial, sans-serif"><span style="white-space:nowrap"><br>
</span></font></div><div><font face="arial, sans-serif"><span style="white-space:nowrap">end</span></font></div><div><font face="arial, sans-serif"><span style="white-space:nowrap">%>--------------------------</span></font></div>
<div><font face="arial, sans-serif"><span style="white-space:nowrap"><br></span></font></div><div><font face="arial, sans-serif"><span style="white-space:nowrap">There isn't number if "the angle" is negative.</span></font></div>
<div><br></div><div><span style="white-space:nowrap;font-family:arial,sans-serif">However, if I compile the code below, there is no problem.</span><br></div><div><font face="arial, sans-serif"><span style="white-space:nowrap"><br>
</span></font></div><div><font face="arial, sans-serif"><span style="white-space:nowrap">%>----------------------</span></font></div><div><font face="arial, sans-serif"><span style="white-space:nowrap"><div>prologues:=2;</div>
<div><br></div><div>beginfig(1);</div><div>  path cc;</div><div>  cc=fullcircle scaled 3cm;</div><div>  draw cc;</div><div>  for i=0 upto 11:</div><div>    label(decimal(12-i),point(arctime(((90+i*30)/360)*arclength cc) of cc) of cc);</div>
<div>    endfor;</div><div>endfig;</div><div><br></div><div>end</div><div>%>-----------------------</div></span></font></div><div><font face="arial, sans-serif"><span style="white-space:nowrap"><br></span></font></div>
<div><font face="arial, sans-serif"><span style="white-space:nowrap">I don't understand my mistake...</span></font></div><div><font face="arial, sans-serif"><span style="white-space:nowrap"><br></span></font></div><div>
<font face="arial, sans-serif"><span style="white-space:nowrap">Christophe</span></font></div></div>