Learn R Programming

cplexAPI (version 1.4.0)

getObjOffsetCPLEX: Objective Offset Between the Original Problem and the Presolved Problem.

Description

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

Usage

getObjOffsetCPLEX(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

Objective offset value if successful, otherwise an instance of class "'>cplexError".

Details

Interface to the C function getObjOffset which calls the CPLEX function CPXgetobjoffset.

References

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