getNnzCLP: Retrieve the Non Zero Elements of the Constraint Matrix in...

Description Usage Arguments Details Value Author(s) References

View source: R/clpAPI.R

Description

Low level interface function to the COIN-OR Clp function Clp_getElements. Consult the COIN-OR Clp documentation for more detailed information.

Usage

1
  getNnzCLP(lp)

Arguments

lp

An object of class "clpPtr" as returned by initProbCLP. This is basically a pointer to a COIN-OR Clp problem object.

Details

Interface to the C function getNnz which calls the COIN-OR Clp functions Clp_getNumElements and Clp_getElements.

Value

A numeric vector containing the non zero elements of the constraint matrix in column major order.

Author(s)

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

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

References

The COIN-OR Clp home page at https://projects.coin-or.org/Clp


clpAPI documentation built on Aug. 10, 2020, 5:08 p.m.