In this paper, we study cyclic codes of length n = 21 over the ring R-4 = Z(4) [x] / (x(n) - 1). In particular, we derive a mass formula of these codes for a given length n. We also give an example in which we study codes of length 8.
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School of Mathematics, Hefei University of TechnologySchool of Mathematics, Hefei University of Technology
ZHU Shixin
HUANG Shan
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School of Mathematics, Hefei University of Technology
Departmaent of Information Management, Anhui Vocational College of Police OfficersSchool of Mathematics, Hefei University of Technology
HUANG Shan
LI Jin
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School of Mathematics, Hefei University of TechnologySchool of Mathematics, Hefei University of Technology