presol_dualcomp.h File Reference
Detailed Description
dual compensation presolver
This presolver looks for variables with i) objcoef >= 0 and exactly one downlock ii) objcoef <= 0 and exactly one uplock and fixes the variable in case i) at the lower bound and in case ii) at the upper bound if a combination of singleton continuous variables can compensate the downlock in case i) and the uplock in case ii).
Definition in file presol_dualcomp.h.
Go to the source code of this file.
Functions | |
SCIP_RETCODE | SCIPincludePresolDualcomp (SCIP *scip) |