lpSolveAPI (version 5.5.2.0-17.6)

dim.lpExtPtr: Dimension of an Object

Description

Retrieve the dimension (number of rows and columns) from an lpSolve linear program model object.

Usage

# S3 method for lpExtPtr
dim(x)
# S3 method for lpExtPtr
dim(x) <- value

Arguments

x

an lpSolve linear program model object.

value

assignment is not supported.

Value

an integer vector of length two containing the number of rows and the number of columns in the lpSolve linear program model object.

Details

Setting the number of rows/columns is not supported. See resize.lp.

References

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

See Also

resize.lp

Examples

# NOT RUN {
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)

dim(lps.model)
# }