leigqNEWTON: Newton-based computation of left eigenpairs of quaternion matrices (MATLAB toolbox)
Bug-fix release associated with the revision of "Computing Left Eigenvalues of Quaternion Matrices". uses scale-aware relative residual acceptance fixes zero-eigenvalue/nullspace edge cases fixes the multiplication side in the polishing Jacobian improves diagonal-shortcut, trial-budget, and backtracking safety adds res...