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Super-simple group divisible designs with block size 4 and index 5 |
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| Authors: | H. Cao F. Yan |
| Affiliation: | Institute of Mathematics, School of Mathematics and Computer Sciences, Nanjing Normal University, Nanjing 210097, China |
| Abstract: | In this paper, we investigate the existence of a super-simple (4, 5)-GDD of type gu and show that such a design exists if and only if u≥4, g(u−2)≥10,  and  . |
| Keywords: | Group divisible design Super-simple |
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