Group-Divisible Designs with Block Size Four and Group-Type gum1 with m as Large or as Small as Possible
Group-Divisible Designs with Block Size Four and Group-Type gum1 with m as Large or as Small as Possible
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DOI：
10.1006/jcta.2001.3246
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发表时间：
2002-05
期刊：
影响因子：
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通讯作者：
G. Ge;R. Rees;Lie Zhu
中科院分区：
文献类型：
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作者：
G. Ge;R. Rees;Lie Zhu
我们研究了Gum 1型{4}-GDDs的光谱。我们确定，对于每个可容许的对（g，u）（有一些例外），m的最大值和最小值，其中存在类型为gum 1的{4}-GDD。
We investigate the spectrum for {4}-GDDs of type gum1. We determine, for each admissible pair (g, u) (with some exceptions), the maximum and minimum values of m for which a {4}-GDD of type gum1 exists.