<div dir="ltr">Hi all,<div><br></div><div>I am forwarding this email here as I m not sure my previous email went through since I cannot see it on the active tickets. Any help would be greatly appreciated.</div><div><br></div>
<div>Thanks<br><br><div class="gmail_quote">---------- Forwarded message ----------<br>From: <b class="gmail_sendername">Petros Karasakalidis</b> <span dir="ltr"><<a href="mailto:petkaras@gmail.com">petkaras@gmail.com</a>></span><br>
Date: Sat, Feb 15, 2014 at 8:21 PM<br>Subject: CBC<br>To: <a href="mailto:cbc-tickets@list.coin-or.org">cbc-tickets@list.coin-or.org</a><br><br><br><div dir="ltr"><span style="font-size:13px;font-family:Arial,Helvetica,sans-serif">I use CBC through the opti toolbox (having Matlab as an interface) in </span><span style="font-size:13px;font-family:Arial,Helvetica,sans-serif">order to solve a MILP problem. Everything was working until the point I used as inputs the data I have here</span><div>
<span style="font-size:13px;font-family:Arial,Helvetica,sans-serif"><br></span></div><div><font color="#000000" face="Arial, Helvetica, sans-serif"><a href="https://www.dropbox.com/s/qwg4x50bcrhq066/cbc_inputs.xlsx" target="_blank">https://www.dropbox.com/s/qwg4x50bcrhq066/cbc_inputs.xlsx</a></font><br>
</div><div><font color="#000000" face="Arial, Helvetica, sans-serif"><br></font></div><div><span style="font-size:13px;font-family:Arial,Helvetica,sans-serif"><br></span></div><div><span style="font-size:13px;font-family:Arial,Helvetica,sans-serif">The file is about 20MB and wouldnt fit into this email. For some reason, the objective results into a very large number (like 1e+50) while the status output shows success as follows:</span><br>
<div><span style="font-size:13px;font-family:Arial,Helvetica,sans-serif"><br></span></div><div><div><font color="#000000" face="Arial, Helvetica, sans-serif">------------------------------------------------------------------</font></div>
<div><font color="#000000" face="Arial, Helvetica, sans-serif"> This is CBC v2.8.8</font></div><div><font color="#000000" face="Arial, Helvetica, sans-serif"> Author: John J. Forrest</font></div><div><font color="#000000" face="Arial, Helvetica, sans-serif"><br>
</font></div><div><font color="#000000" face="Arial, Helvetica, sans-serif"> Problem Properties:</font></div><div><font color="#000000" face="Arial, Helvetica, sans-serif"> # Decision Variables: 2730 [0 Integer, 945 Binary]</font></div>
<div><font color="#000000" face="Arial, Helvetica, sans-serif"> # Linear Constraints: 2830 [13013 nz]</font></div><div><font color="#000000" face="Arial, Helvetica, sans-serif">------------------------------------------------------------------</font></div>
<div><font color="#000000" face="Arial, Helvetica, sans-serif">Pass 1: suminf. 0.81917 (8) obj. -0.0499381 iterations 198</font></div><div><font color="#000000" face="Arial, Helvetica, sans-serif"><br></font></div><div>
<font color="#000000" face="Arial, Helvetica, sans-serif"> *** SUCCESSFUL TERMINATION ***</font></div><div><font color="#000000" face="Arial, Helvetica, sans-serif"> Objective Value: 1e+50</font></div><div><font color="#000000" face="Arial, Helvetica, sans-serif"> Gap: 1e+50 (100.00%)</font></div>
<div><font color="#000000" face="Arial, Helvetica, sans-serif"> Searched: 0 nodes [223 LP iterations]</font></div><div><font color="#000000" face="Arial, Helvetica, sans-serif">------------------------------------------------------------------</font></div>
</div><div><font color="#000000" face="Arial, Helvetica, sans-serif"><br></font></div><div><font color="#000000" face="Arial, Helvetica, sans-serif">Would appreciate any feedback or direction towards the solution. Feel free to ask any questions that might be helpful.</font></div>
<div><font color="#000000" face="Arial, Helvetica, sans-serif"><br></font></div><div><font color="#000000" face="Arial, Helvetica, sans-serif">Thanks</font></div></div></div>
</div><br></div></div>