types (Set/Get) {ROI}

Types - Accessor and Mutator Functions

Description

The types of a given optimization problem (OP) can be accessed or mutated via the method 'types'.

Usage

types(x)

types(x) <- value

Arguments

x

an object used to select the method.

value

an R object.

Value

a character vector.

Author(s)

Stefan Theussl

Examples

## minimize: x + 2 y
## subject to: x + y >= 1
## x, y >= 0    x, y are integer
x <- OP(objective = 1:2, constraints = L_constraint(c(1, 1), ">=", 1))
types(x) <- c("I", "I")
types(x)