R: Delete Column

delete.column {lpSolveAPI} | R Documentation

## Delete Column

### Description

Delete a column from an lpSolve linear program model object.

### Usage

    delete.column(lprec, columns)

### Arguments

`lprec` | an lpSolve linear program model object.
`columns` | a numeric vector of unique values from the set `{1, ..., n}` (where `n` is the number of decision variables in `lprec`) specifying which columns should be deleted.

### Value

a `NULL` value is invisibly returned.

### Author(s)

Kjell Konis kjell.konis@me.com

### References

http://lpsolve.sourceforge.net/5.5/index.htm

### Examples

    lps.model <- make.lp(4, 0)

    x <- c(6,2,4,9)
    add.column(lps.model, x)

    y <- c(3,1,5)
    ind <- c(1,2,4)
    add.column(lps.model, y, ind)

    delete.column(lps.model, 1)

[Package lpSolveAPI version 5.5.2.0-17 Index]