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The number of repeated blocks in balanced ternary designs with block size three II

โœ Scribed by Elizabeth J. Billington; D.G. Hoffman


Publisher
Elsevier Science
Year
1991
Tongue
English
Weight
992 KB
Volume
92
Category
Article
ISSN
0012-365X

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## Abstract Kreher and Rees 3 proved that if __h__ is the size of a hole in an incomplete balanced design of order ฯ… and index ฮป having minimum block size $k \ge t+1$, then, They showed that when __t__โ€‰=โ€‰2 or 3, this bound is sharp infinitely often in that for each __h__โ€‰โ‰ฅโ€‰__t__ and each __k__โ€‰โ‰ฅโ€‰_