tag:blogger.com,1999:blog-8781383461061929571.post1804584916959833587..comments2024-03-14T09:08:19.035-04:00Comments on OR in an OB World: Partitioning with Binary VariablesPaul A. Rubinhttp://www.blogger.com/profile/05801891157261357482noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-8781383461061929571.post-88897348422706424582015-07-05T00:47:13.110-04:002015-07-05T00:47:13.110-04:00A tighter and simpler formulation replaces your la...A tighter and simpler formulation replaces your last four constraints with $0z_1+4z_2+7z_3 \le x \le 3z_1+6z_2+9z_3$.Rob Pratthttps://www.blogger.com/profile/16525877394541155854noreply@blogger.com