Trait array_matrix::matrix::submatrix::Submatrix

pub trait Submatrix<O>: Matrixwhere
    O: Matrix,{
    type Index;

    fn submatrix(&self, index: Self::Index) -> O;
}

Required Associated Types

type Index

Required Methods

fn submatrix(&self, index: Self::Index) -> O

Returns the submatrix of a given cell

Mᵢⱼ

Arguments

• index - Row and/or collumn to neglect

Examples

let a = [
    [1.0, 2.0, 3.0],
    [4.0, 5.0, 6.0],
    [7.0, 8.0, 9.0]
];
let s = [
    [5.0, 6.0],
    [8.0, 9.0]
];
assert_eq!(a.submatrix((0, 0)), s);

Implementations on Foreign Types

impl<F: Copy, const L: usize, const H: usize> Submatrix<[[F; { _ }]; H]> for [[F; L]; H]where
    Self: Matrix,
    [[F; { _ }]; H]: Matrix,

type Index = usize

fn submatrix(&self, r: usize) -> [[F; { _ }]; H]

impl<F: Copy, const L: usize, const H: usize> Submatrix<[[F; L]; { _ }]> for [[F; L]; H]where
    Self: Matrix,
    [[F; L]; { _ }]: Matrix,

type Index = usize

fn submatrix(&self, c: usize) -> [[F; L]; { _ }]

impl<F: Copy, const L: usize, const H: usize> Submatrix<[[F; { _ }]; { _ }]> for [[F; L]; H]where
    Self: Matrix,
    [[F; { _ }]; { _ }]: Matrix,

type Index = (usize, usize)

fn submatrix(&self, rc: (usize, usize)) -> [[F; { _ }]; { _ }]

Implementors