getDjCPLEX: Accesses Reduced Costs for a Range of Variables of a Linear...

In cplexAPI: R Interface to C API of IBM ILOG CPLEX

Description

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

Usage

  getDjCPLEX(env, lp, begin, end)

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.
begin	An integer specifying the beginning of the range of reduced-cost values to be returned.
end	An integer specifying the end of the range of reduced-costs values to be returned.

Details

Interface to the C function getDj which calls the CPLEX function CPXgetdj.

Value

Reduced costs if successful, otherwise an instance of class "cplexError".

Author(s)

Gabriel Gelius-Dietrich <[e-mail]>

Maintainer: Mayo Roettger <[e-mail]>

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.