Mohammed Ghannam

@Opt-Mucca Could you please elaborate more here? so that in the future people would know what needs to be done

4

@Opt-Mucca Could you please elaborate more here? so that in the future people would know what needs to be done _Originally posted by @mmghannam in https://github.com/scipopt/PySCIPOpt/pull/785#discussion_r1506049780_

I forgot to delete it, but the assertion fails, ```getDualSolVal``` returns 0, even with ```boundconstraint=True```. As a side not, it's annoying that sol is not capitalized in ```getDualsolLinear```` _Originally posted...

Add a github action to build the SCIP Optimization Suite for different operating systems with the latest version of SCIP. It should be triggered when a tag is added.

Reference counted ScipPtr

5

Fixes #138

TSP example on iterated solving

1

Add an example for solving the TSP using a branch-and-cut approach by iteratively solving the model and calling `free_transform()` and adding sub-tour elimination constraints.

Constraints as Bounded Expressions

1

Build "Expressions" from variables that allow arithmetic operations, and add a range to bound them.