refineConflictCPLEX: Identify a Minimal Conflict for the Infeasibility of the Linear Constraints and the Variable Bounds

Description

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

Usage

1

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.

Details

Interface to the C function refineConflict which calls the CPLEX function CPXrefineconflict.

Value

If successful a list is returned:

confnumrows

number of linear constraints in the conflict

confnumcols

number of variable bounds in the conflict

otherwise an instance of class "cplexError".

Author(s)

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

Maintainer: Claus Jonathan Fritzemeier <clausjonathan.fritzemeier@uni-duesseldorf.de>

References

The IBM ILOG CPLEX home page at https://www.ibm.com/developerworks/university/academicinitiative/.

See Also

getConflictCPLEX


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