cplexAPI (version 1.4.0)

getPiCPLEX: Access Dual Values for a Range of Constraints

Description

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

Usage

getPiCPLEX(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 dual values to be returned.

end

An integer specifying the end of the range of dual values to be returned.

Value

Values of the dual variables if successful, otherwise an instance of class "'>cplexError".

Details

Interface to the C function getPi which calls the CPLEX function CPXgetpi.

References

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