Struct Variable 

pub struct Variable {
    pub id: VarId,
    pub var_type: VarType,
    pub lower: Option<BigRational>,
    pub upper: Option<BigRational>,
    pub obj_coeff: BigRational,
    pub name: Option<String>,
}

A variable in the LP/MIP

Fields

id: VarId

Variable ID

var_type: VarType

Variable type

lower: Option<BigRational>

Lower bound

upper: Option<BigRational>

Upper bound

obj_coeff: BigRational

Objective coefficient

name: Option<String>

Name (optional)

Implementations

impl Variable

pub fn continuous(id: VarId) -> Self

Create a new continuous variable

pub fn integer(id: VarId) -> Self

Create a new integer variable

pub fn binary(id: VarId) -> Self

Create a new binary variable

pub fn with_bounds( self, lower: Option<BigRational>, upper: Option<BigRational>, ) -> Self

Set bounds

pub fn with_obj(self, coeff: BigRational) -> Self

Set objective coefficient

pub fn with_name(self, name: impl Into<String>) -> Self

Set name

Trait Implementations

impl Clone for Variable

fn clone(&self) -> Variable

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Variable

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.