[gecode-users] About the search engine BAB?

Amina Kemmar kemmar.amina at gmail.com
Sun Jan 4 19:20:41 CET 2015


Hi,

I will ask the problem differently. We suppose that after generating the 
first solution S1, a constraint C1 is added throw the function 
constrain(). Then, after generating an other solution S2, a constrain C2 
is added, an so on.  When a solution Sn is found, dos gecode use all 
constraints previously added (C1,C2,...,Cn) to find an other solution? 
If No, how can i do this?

Thank you.
Cheers.
---
Amina

On 01/04/2015 03:05 PM, Christian Schulte wrote:
> Hi,
>
> What do you mean by "consider"? Maybe a restart engine (check MPG) could be
> a better fit.
>
> Cheers
> Christian
>
> --
> Christian Schulte, www.ict.kth.se/~cschulte/
>
>> -----Original Message-----
>> From: users-bounces at gecode.org [mailto:users-bounces at gecode.org] On
>> Behalf Of Amina Kemmar
>> Sent: Thursday, January 01, 2015 7:27 PM
>> To: users at gecode.org
>> Subject: [gecode-users] About the search engine BAB?
>>
>> Hi everyone,
>>
>> I'm using the search engine BAB allowing to post dynamically new
> constraints
>> throw the function "constrain()". Each time a better solution is found, I
> want to
>> consider all the set of constraints added previously by "constrain()". How
> can I
>> do this?
>>
>> Thank you.
>> Amina.
>>
>>
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