Trait ndarray_linalg::eig::Eig [−][src]
Expand description
Eigenvalue decomposition of general matrix reference
Associated Types
Required methods
Calculate eigenvalues with the right eigenvector
$$ A u_i = \lambda_i u_i $$
use ndarray::*; use ndarray_linalg::*; let a: Array2<f64> = array![ [-1.01, 0.86, -4.60, 3.31, -4.81], [ 3.98, 0.53, -7.04, 5.29, 3.55], [ 3.30, 8.26, -3.89, 8.20, -1.51], [ 4.43, 4.96, -7.66, -7.33, 6.18], [ 7.31, -6.43, -6.16, 2.47, 5.58], ]; let (eigs, vecs) = a.eig().unwrap(); let a = a.map(|v| v.as_c()); for (&e, vec) in eigs.iter().zip(vecs.axis_iter(Axis(1))) { let ev = vec.map(|v| v * e); let av = a.dot(&vec); assert_close_l2!(&av, &ev, 1e-5); }