dim.lpExtPtr {lpSolveAPI} | R Documentation |
Retrieve the dimension (number of rows and columns) from an lpSolve linear program model object.
## S3 method for class 'lpExtPtr': dim(x) ## S3 method for class 'lpExtPtr': dim(x) <- value
x |
an lpSolve linear program model object. |
value |
assignment is not supported. |
Setting the number of rows/columns is not supported. See resize.lp
.
an integer vector of length two containing the number of rows and the number of columns in the lpSolve linear program model object.
Kjell Konis kjell.konis@epfl.ch
http://lpsolve.sourceforge.net/5.5/index.htm
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)