Struct Basis 

pub struct Basis {
    pub basic_vars: Vec<VarId>,
    pub nonbasic_vars: Vec<VarId>,
    pub basis_matrix: FxHashMap<(usize, usize), BigRational>,
}

Basis representation.

Fields

basic_vars: Vec<VarId>

Basic variables (in order).

nonbasic_vars: Vec<VarId>

Non-basic variables.

basis_matrix: FxHashMap<(usize, usize), BigRational>

Basis matrix (as sparse representation).

Implementations

impl Basis

pub fn new(basic_vars: Vec<VarId>, nonbasic_vars: Vec<VarId>) -> Self

Create a new basis.

pub fn size(&self) -> usize

Get the size of the basis.

pub fn is_basic(&self, var: VarId) -> bool

Check if a variable is basic.

Trait Implementations

impl Clone for Basis

fn clone(&self) -> Basis

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Basis

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

Formats the value using the given formatter.