Creates and returns an empty objective function with the sense specified by sense
and adds it to the invoking model.
Creates and returns an empty objective function with the sense specified by sense
and adds it to the invoking model.
IObjective AddObjective(ObjectiveSense);
Creates and returns an empty objective function with the specified name
and with the specified sense
and adds it to the invoking model.
IObjective AddObjective(ObjectiveSense,string);