lpSolveAPI (version 5.5.0.12-3)

delete.column: 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 logical value is invisibly returned: TRUE indicates that the operation was successful and FALSE indicates that an error occurred.

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)