> I am initially interested in cases where the endogenous relationship > is between structural variables. I am able to write the code for > constraints when they are exogenous, but am having trouble writing the > code for a constraint when a structural variable is limited by another > structural variable.
The constraint like: y1 <= x <= y2 where all x, y1, and y2 are variables, can be replaced by the following two constraints in a standard format: x - y1 >= 0 x - y2 <= 0 _______________________________________________ Help-glpk mailing list [email protected] http://lists.gnu.org/mailman/listinfo/help-glpk
