<html><head></head><body><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;"><div><div>ah ok.</div><div><br></div><div>Any link or info as in how can I use SOS or Lotsize in lp file ?</div><div><br></div><div>I tried sos but still cbc crashed eg:</div><div><br></div><div><pre style="color: rgb(0, 0, 0);">min: -x1 -x2 -3 x3 -2 x4 -2 x5;
c1: -x1 -x2 +x3 +x4 <= 30;
c2: +x1 +x3 -3 x4 <= 30;
x1 <= 40;
x2 <= 1;
x5 <= 1;
sos
SOS1: x1, x2, x3, x4 <= 2;
SOS2: x2, x3, x4, x5 <= 3;</pre></div><div><br></div><div class="ydpdb5877e2signature"><div>Thanks</div><div>Richi Arora</div></div></div>
<div><br></div><div><br></div>
<div id="ydpbad68c05yahoo_quoted_6408157932" class="ydpbad68c05yahoo_quoted">
<div style="font-family:'Helvetica Neue', Helvetica, Arial, sans-serif;font-size:13px;color:#26282a;">
<div><br></div><div><div id="ydpbad68c05yiv3391906493"><div><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;"><div><br></div></div></div></div></div>
</div>
</div></div></body></html>