nalgebra/tests/linalg/balancing.rs

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#![cfg(feature = "arbitrary")]
use std::cmp;
use na::{DMatrix, Matrix4};
use na::balancing;
quickcheck! {
fn balancing_parlett_reinsch(n: usize) -> bool {
let n = cmp::min(n, 10);
let m = DMatrix::<f64>::new_random(n, n);
let mut balanced = m.clone();
let d = balancing::balance_parlett_reinsch(&mut balanced);
balancing::unbalance(&mut balanced, &d);
balanced == m
}
fn balancing_parlett_reinsch_static(m: Matrix4<f64>) -> bool {
let mut balanced = m;
let d = balancing::balance_parlett_reinsch(&mut balanced);
balancing::unbalance(&mut balanced, &d);
balanced == m
}
}