SCIP Doxygen Documentation
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Detailed Description

methods and files provided by the default presolvers of SCIP

A detailed description what a presolver does and how to add a presolver to SCIP can be found here.

Topics

 Inclusion methods
 methods to include specific presolvers into SCIP

Files

file  presol_boundshift.h
 presolver that converts integer variables with domain [a,b] to integer variables with domain [0,b-a]
file  presol_convertinttobin.h
 presolver that converts integer variables with domain [a,a+1] to binaries
file  presol_domcol.h
 dominated column presolver
file  presol_dualagg.h
 aggregate variables by dual arguments
file  presol_dualcomp.h
 dual compensation presolver
file  presol_dualinfer.h
 dual inference presolver
file  presol_gateextraction.h
 gateextraction presolver
file  presol_implics.h
 implication graph presolver which checks for aggregations
file  presol_inttobinary.h
 presolver that converts integer variables with domain [a,a+1] to binaries
file  presol_milp.h
 MILP presolver that calls the presolve library on the constraint matrix.
file  presol_qpkktref.h
 qpkktref presolver
file  presol_redvub.h
 remove redundant variable upper bound constraints
file  presol_stuffing.h
 fix singleton continuous variables
file  presol_trivial.h
 trivial presolver: round fractional bounds on integer variables, fix variables with equal bounds