A new extension theorem for 3-weight modulo q linear codes over $${\mathbb{F}_ q}$$ |
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Authors: | E J Cheon T Maruta |
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Institution: | (1) Department of Mathematics and RINS, Gyeongsang National University, Jinju, 660-701, Korea;(2) Department of Mathematics and Information Sciences, Osaka Prefecture University, Sakai, Osaka 599-8531, Japan |
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Abstract: | We prove that every n, k, d]
q
code with q ≥ 4, k ≥ 3, whose weights are congruent to 0, −1 or −2 modulo q and is extendable unless its diversity is for odd q, where .
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Keywords: | Extension theorem Linear code 3-weight Projective space |
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