It is given that an another proof for the classical affine relative difference set by using Gauss sums,and we construct a new family of divisible difference sets with parameters \%q\+n-1q-1,q-1,q\+\{n-1\}-1,q\+\{n-1\}-1,q\+\{n-2\}-1,\%where \%n≥2,q\% is a power of a prime.
给出了经典的仿射相对差集的一个特征标方法的证明。 构造了一族新的可分差集 ,具有参数 qn- 1q - 1,q - 1,qn-1- 1,qn-1- 1,qn -2 - 1,其中n≥ 2 ,q为素数幂。
参考来源 - 一族新的可分差集The existence of the tensor products of two cancellative difference sets are investigated. It is proved that the tensor product of a Boolean algebra and a cancellative difference set always exists.
第三章的主要工作是给出了作为差分偏序集无界推广的差分集,我们研究了它的张量积问题,证明了任何消去差分集和布尔代数的张量积一定存在。
参考来源 - 有界自伴算子谱的序及差分集的张量积A new way to construct cyclic divisible difference sets is proposed.
得到了一种利用d—型函数构造可分差集的新方法。
参考来源 - 伪随机序列的构造及其性质研究·2,447,543篇论文数据,部分数据来源于NoteExpress
A new existence theorem on cyclic difference sets is introduced in this note.
本文介绍了一个循环差集的存在性定理。
First the article obtain some necessary conditions for the existence of relative difference sets.
首先得到相对差集存在的一些必要条件。
For its close relation to cryptography, coding theory and sequences, almost difference sets have attracted many scholars' attention.
由于几乎差集与密码学、编码理论和序列设计有密切联系,它引起了不少学者的关注。
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