Contributed Instances by Pierre Le Bodic

These instances are described in the article "How important are branching decisions: Fooling MIP solvers" (http://dx.doi.org/10.1016/j.orl.2015.03.003)
For each unshuffled instance, 10 instances have been created by randomly shuffling lines.

 Name                     Last modified      Size  Description
 README                   2015-07-20 14:48  243   
 lp_chromaticindex.tar.gz 2015-07-20 11:14   24M