MIP repeat presolve switch

Specifies whether to re-apply presolve, with or without cuts, to a MIP model after processing at the root is otherwise complete.

Purpose

Reapply presolve after processing the root node

API Parameter Name Name prior to V12.6.0 C CPXPARAM_Preprocessing_RepeatPresolve CPX_PARAM_REPEATPRESOLVE C++ IloCplex::Param::Preprocessing::RepeatPresolve RepeatPresolve (int) OPL repeatpresolve repeatpresolve Interactive preprocessing repeatpresolve preprocessing repeatpresolve Identifier 2064 2064

Description

Specifies whether to re-apply presolve, with or without cuts, to a MIP model after processing at the root is otherwise complete.

Table 1. Values

Value	Symbol
-1	Automatic: let CPLEX choose; default
0	Turn off represolve
1	Represolve without cuts
2	Represolve with cuts
3	Represolve with cuts and allow new root cuts