Function peroxide::structure::matrix::inv_l

pub fn inv_l(l: Matrix) -> Matrix

Inverse of Lower matrix

Examples

extern crate peroxide;
use peroxide::*;

let a = matrix(c!(1,0,2,1), 2, 2, Row);
assert_eq!(inv_l(a), matrix(c!(1,0,-2,1), 2, 2, Row));

let b = matrix(c!(1,0,0,2,1,0,4,3,1), 3, 3, Row);
assert_eq!(inv_l(b), matrix(c!(1,0,0,-2,1,0,2,-3,1), 3, 3, Row));