Struct gurobi::LinExpr

pub struct LinExpr { /* fields omitted */ }

Linear expression of variables

A linear expression consists of a constant term plus a list of coefficients and variables.

Methods

impl LinExpr

pub fn new() -> Self

Create an empty linear expression.

pub fn add_term(self, coeff: f64, var: Var) -> Self

Add a linear term into the expression.

pub fn add_constant(self, constant: f64) -> Self

Add a constant into the expression.

pub fn get_value(&self, model: &Model) -> Result<f64>

Get actual value of the expression.

Trait Implementations

impl Debug for LinExpr

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

Formats the value using the given formatter.

impl Clone for LinExpr

fn clone(&self) -> LinExpr

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Default for LinExpr

fn default() -> LinExpr

Returns the "default value" for a type.

impl<'a> From<&'a Var> for LinExpr

fn from(var: &Var) -> LinExpr

Performs the conversion.

impl From<Var> for LinExpr

fn from(var: Var) -> LinExpr

Performs the conversion.

impl From<f64> for LinExpr

fn from(offset: f64) -> LinExpr

Performs the conversion.

impl Into<(Vec<i32>, Vec<f64>, f64)> for LinExpr

fn into(self) -> (Vec<i32>, Vec<f64>, f64)

Performs the conversion.

impl Into<QuadExpr> for LinExpr

fn into(self) -> QuadExpr

Performs the conversion.

impl Sub<LinExpr> for Var

type Output = LinExpr

The resulting type after applying the - operator.

fn sub(self, expr: LinExpr) -> LinExpr

Performs the - operation.

impl<'a> Sub<LinExpr> for &'a Var

type Output = LinExpr

The resulting type after applying the - operator.

fn sub(self, expr: LinExpr) -> LinExpr

Performs the - operation.

impl Add<LinExpr> for Var

LinExpr + Var => LinExpr

type Output = LinExpr

The resulting type after applying the + operator.

fn add(self, rhs: LinExpr) -> LinExpr

Performs the + operation.

impl<'a> Add<LinExpr> for &'a Var

type Output = LinExpr

The resulting type after applying the + operator.

fn add(self, rhs: LinExpr) -> LinExpr

Performs the + operation.

impl Add<Var> for LinExpr

type Output = LinExpr

The resulting type after applying the + operator.

fn add(self, rhs: Var) -> LinExpr

Performs the + operation.

impl<'a> Add<&'a Var> for LinExpr

type Output = LinExpr

The resulting type after applying the + operator.

fn add(self, rhs: &'a Var) -> LinExpr

Performs the + operation.

impl Add<f64> for LinExpr

LinExpr + f64 => LinExpr

type Output = LinExpr

The resulting type after applying the + operator.

fn add(self, rhs: f64) -> Self::Output

Performs the + operation.

impl Add<LinExpr> for f64

type Output = LinExpr

The resulting type after applying the + operator.

fn add(self, rhs: LinExpr) -> Self::Output

Performs the + operation.

impl Sub<f64> for LinExpr

LinExpr - f64 => LinExpr

type Output = LinExpr

The resulting type after applying the - operator.

fn sub(self, rhs: f64) -> Self::Output

Performs the - operation.

impl Sub<LinExpr> for f64

f64 - LinExpr => LinExpr

type Output = LinExpr

The resulting type after applying the - operator.

fn sub(self, rhs: LinExpr) -> Self::Output

Performs the - operation.

impl Add for LinExpr

type Output = LinExpr

The resulting type after applying the + operator.

fn add(self, rhs: LinExpr) -> Self::Output

Performs the + operation.

impl Neg for LinExpr

type Output = LinExpr

The resulting type after applying the - operator.

fn neg(self) -> LinExpr

Performs the unary - operation.

impl AddAssign for LinExpr

fn add_assign(&mut self, rhs: LinExpr)

Performs the += operation.

impl AddAssign<Var> for LinExpr

fn add_assign(&mut self, rhs: Var)

Performs the += operation.

impl Sub for LinExpr

type Output = LinExpr

The resulting type after applying the - operator.

fn sub(self, rhs: LinExpr) -> Self::Output

Performs the - operation.

impl Mul<f64> for LinExpr

type Output = LinExpr

The resulting type after applying the * operator.

fn mul(self, rhs: f64) -> Self::Output

Performs the * operation.

impl Div<f64> for LinExpr

type Output = LinExpr

The resulting type after applying the / operator.

fn div(self, rhs: f64) -> Self::Output

Performs the / operation.

impl Mul<LinExpr> for f64

type Output = LinExpr

The resulting type after applying the * operator.

fn mul(self, rhs: LinExpr) -> Self::Output

Performs the * operation.

impl Sum for LinExpr

fn sum<I: Iterator<Item = LinExpr>>(iter: I) -> LinExpr

Method which takes an iterator and generates Self from the elements by "summing up" the items.

impl Add<LinExpr> for QuadExpr

type Output = QuadExpr

The resulting type after applying the + operator.

fn add(self, rhs: LinExpr) -> Self::Output

Performs the + operation.

impl Sub<LinExpr> for QuadExpr

type Output = QuadExpr

The resulting type after applying the - operator.

fn sub(self, rhs: LinExpr) -> Self::Output

Performs the - operation.