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On the self-dual codes invariant under an automorphism of type 11-(8,0)

机译:在11-(8,0)的自动双重代码不变

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We study self-dual codes (SD) over GF(2) with 8 cycles of length 11 in the decomposition of its automorphism and minimum weight at least 16. The main method we use is by Huffman and Yorgov and is for constructing SD codes having an automorphism of order p for a prime p > 2. We prove that [8],[4] SD codes over F210 such that their preimage is a binary code with minimum weight 20 does not exist. By restricting the matrices of the subcode to have symmetric or circulant submatrix in their systematic form, we have found many new Hermitian self-dual codes over F210. Those newly found Hermitian codes allow us to constructed 468062 new binary SD [88,44,16] doubly-even codes.
机译:我们将自发双重代码(SD)与GF(2)进行过8个长度11的分解,在其自体形态的分解和至少16的分解中。我们使用的主要方法是由Huffman和Yorgov进行,并且用于构建SD代码序号P的自动形态P> 2.我们证明了[8],[4] SD代码通过F210,使得它们的预测是具有最小重量20的二进制代码。通过限制子台科码的矩阵以其系统形式具有对称或循环的子样本,我们发现了在F210上的许多新的封闭癖自我双重代码。那些新发现的隐士代码允许我们建造468062新的二进制SD [88,44,16]双甚至代码。

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