getColsNames-methods: Retrieve Variable Names

In sybil: Efficient Constrained Based Modelling

Description

Get names of variables (columns) used in a optimization problem.

Usage

## S4 method for signature 'optObj_cplexAPI,numeric'
getColsNames(lp, j)

## S4 method for signature 'optObj_glpkAPI,numeric'
getColsNames(lp, j)

## S4 method for signature 'optObj_lpSolveAPI,numeric'
getColsNames(lp, j)

Arguments

lp	An object extending class optObj.
j	A numeric vector of column indices.

Value

A character vector of column names, if names are existing.

Methods

signature(lp = "optObj_cplexAPI", j = "numeric")

method to use with package optObj_cplexAPI.

signature(lp = "optObj_glpkAPI", j = "numeric")

method to use with package optObj_glpkAPI.

signature(lp = "optObj_lpSolveAPI", j = "numeric")

method to use with package optObj_lpSolveAPI.

Note

For the optObj_glpkAPI method: the result vector may be shorter than j, if some names are missing.

Author(s)

Gabriel Gelius-Dietrich <[e-mail]>

Maintainer: Mayo Roettger <[e-mail]>

See Also

Superclass optObj and constructor function optObj.

sybil documentation built on May 31, 2021, 5:08 p.m.