Corrigendum to: ``Factoring skew polynomials over Hamilton's quaternion
algebra and the complex numbers'' [J. Algebra 427 (2015), 20-29]
The proofs for Theorem 2 (i), Corollary 3 (i), (iii), Theorem 5 (i),
(iii), Corollary 5 in ``Factoring skew polynomials over Hamilton's quaternion
algebra and the complex numbers'' [J. Algebra 427 (2015), 20-29] and Theorem 2
(i) in the addendum [J. Algebra 440 (2015), 639-641] only hold if sigma is an
F-algebra automorphism and delta is F-linear.
S. Pumpluen < susanne.pumpluen@nottingham.ac.uk >