PREDOMCOL

Presolve: Determines the level of dominated column removal reductions to perform when presolving a mixed integer problem. Only binary columns will be checked.

Integer

-1	Automatically determined.
0	Disabled.
1	Cautious strategy.
2	All candidate binaries will be checked for domination.

-1

XPRSmipoptimize ( MIPOPTIMIZE).

PRESOLVE, PRESOLVEOPS.