[Cbc] SOS with type > 2

John J Forrest jjforre at us.ibm.com
Tue Oct 21 04:36:53 EDT 2008


If you mean by SOSn a set of variables where at most n "adjacent" variables
can be non-zero, then the answer is no.

However it would only take a few hours for any user to create a new class
which would do what was needed - just a bit of cut and paste.

John Forrest


                                                                                                                         
  From:       ycollet at freesurf.fr                                                                                        
                                                                                                                         
  To:         "cbc at list.coin-or.org" <cbc at list.coin-or.org>                                                              
                                                                                                                         
  Date:       10/21/2008 03:51 AM                                                                                        
                                                                                                                         
  Subject:    [Cbc] SOS with type > 2                                                                                    
                                                                                                                         





Hello,

Do you plan to implement SOSn constraints with n>2 ?

YC


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