A note on isodual constacyclic codes |
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| Institution: | 1. Division of Mathematical Sciences, School of Physical & Mathematical Sciences, Nanyang Technological University, Singapore 637616, Singapore;2. Department of Mathematical Sciences, Kent State University, 4314 Mahoning Avenue, Warren, OH 44483, USA |
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| Abstract: | This note gives a counterexample of Theorem 20 in the paper of Blackford (2013) 2]. The counterexample shows that 2, Theorem 20] is incorrect. Furthermore, we provide corrections to the above result. |
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| Keywords: | Constacyclic code Duadic code Multiplier Finite field |
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