getNumQuadCPLEX: Return the Number of Variables That Have Quadratic Objective...

Description Usage Arguments Details Value Author(s) References

Description

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

Usage

1
  getNumQuadCPLEX(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.

Details

Interface to the C function getNumQuad which calls the CPLEX function CPXgetnumquad.

Value

If successful the number of variables that have quadratic objective coefficients is returned. If env or lp do not exist, zero is returned.

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/.



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