Mining: Which Pits to Work and When to Close Them Down

Features Demonstrated

The following features are demonstrated in this example:

problem type: mixed integer linear programming
numeric and string index sets
calculated numeric parameter
bounds in the VAR statement
IMPVAR statement
.ub variable suffix
set operator DIFF
linearizing a ratio constraint
using a variable suffix (such as .sol) in the declaration of a numeric parameter
multiple input and output data sets