6 #ifndef CoinPresolveDual_H
7 #define CoinPresolveDual_H
Augments CoinPrePostsolveMatrix with information about the problem that is only needed during presolv...
remove_dual_action(int nactions, const CoinPresolveAction *next)
Abstract base class of all presolve routines.
static const CoinPresolveAction * presolve(CoinPresolveMatrix *prob, const CoinPresolveAction *next)
Attempt to fix variables by bounding reduced costs.
const CoinPresolveAction * next
The next presolve transformation.
Attempt to fix variables by bounding reduced costs.