getRedLpCPLEX: Get a Pointer for the Presolved Problem

Description Usage Arguments Details Value Author(s) References

View source: R/cplexAPI.R

Description

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

Usage

1
  getRedLpCPLEX(env, lp, ptrtype = "cplex_prob")

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.

ptrtype

A name for the pointer object.

Details

Interface to the C function getRedLp which calls the CPLEX function CPXgetredlp.

Value

Pointer for the presolved problem if successful (an instance of class "cplexPtr"), otherwise an instance of class "cplexError" or NULL.

Author(s)

Gabriel Gelius-Dietrich <geliudie@uni-duesseldorf.de>

Maintainer: Mayo Roettger <mayo.roettger@hhu.de>

References

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


cplexAPI documentation built on Oct. 23, 2020, 5:45 p.m.