Sensitivity of a problem's output to small input perturbations. For linear systems Ax=b, κ(A) = ||A||·||A⁻¹||; ill-conditioned problems amplify error regardless of algorithm.
Sensitivity of a problem's output to small input perturbations. For linear systems Ax=b, κ(A) = ||A||·||A⁻¹||; ill-conditioned problems amplify error regardless of algorithm.