Pairwise disjoint 3-GDDs can be used to construct some optimal constant-weight codes. We study the existence of a pair of disjoint 3-GDDs of type g t u 1 and establish that its necessary conditions are also sufficient.
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机译:成对不相交的3-GDD可用于构造一些最佳的恒定权重代码。我们研究了存在一对类型为g t sup> u 1 sup>的不相交的3-GDD,并确定其必要条件也足够。
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