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cplexAPI (version 1.4.0)

getMIPrelGapCPLEX: Access Relative Objective Gap for a MIP Optimization

Description

Low level interface function to the IBM ILOG CPLEX function CPXgetmiprelgap. Consult the IBM ILOG CPLEX documentation for more detailed information.

Usage

getMIPrelGapCPLEX(env, lp)

Arguments

env

An object of class "'>cplexPtr" as returned by openEnvCPLEX. This is basically a pointer to an IBM ILOG CPLEX environment.

lp

An object of class "'>cplexPtr" as returned by initProbCPLEX. This is basically a pointer to an IBM ILOG CPLEX problem object.

Value

Relative Objective Gap if successful, otherwise an instance of class "'>cplexError".

Details

Interface to the C function getMIPrelGap which calls the CPLEX function CPXgetmiprelgap.

References

The IBM ILOG CPLEX home page at https://www.ibm.com/support/knowledgecenter/SSSA5P.

See Also

getObjValCPLEX, getBestObjValCPLEX