[Cgl] mingling inequality question
Robin Lougee-Heimer
robinlh at us.ibm.com
Thu Dec 10 15:15:55 EST 2009
Oktay:
Can you respond and close out this ticekt in the Cgl bug tracking system?
A cut & paste is below for your convenience.
Thanks,
Robin
https://projects.coin-or.org/Cgl/ticket/30
Atamtürk and Günlük describe an extension to mixed integer rounding
inequalities for general mixed integer linear programming which
incorporates variable bound information. In the conclusion to this
techreport they claim it is simple to implement using only the primitives
used for standard MIR separation:
http://www.ieor.berkeley.edu/~atamturk/pubs/mingle.pdf I am not familiar
with the Cgl MIR implementations and maybe this has been considered
before, but could a COIN-OR expert comment whether it makes sense to
implement the inequalities described?
----------------------------------------------------------------------------------
Robin Lougee-Heimer, PhD
Program Manager, COIN-OR
IBM TJ Watson Research Center
1101 Kitchawan Road, Yorktown Heights, NY 10598
ph: 914-945-3032 fax: 914-945-3434
robinlh at us.ibm.com
http://www.coin-or.org
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