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An inequality for tactical configurations

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Summary

A new lower bound for the number of sets in certain tactical configurations is obtained. This bound is sharper in certain cases than the bounds given recently by Raghavarao [2].

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References

  1. Calvin, L. D. (1954). Doubly balanced incomplete block designs in which treatment effects are correlated,Biometrics,10, 61–68.

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  2. Raghavarao D. (1970). Some results on tactical configurations and non-existence of difference set solutions for certain symmetrical PBIB designs,Ann. Inst. Statist. Math.,22, 501–506.

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  3. Sprott, D. A. (1955). Balanced incomplete block designs and tactical configurations,Ann. Math. Statist.,26, 752–758.

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  4. Yates, F. (1936). Incomplete randomized blocks,Ann. Eugen., 121–140.

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Author notes

  1. G. M. Saha

    Present address: Indian Statistical Institute, Calcutta

Authors and Affiliations

  1. Institute of Agriculatural Research Statistics, New Delhi

    A. Dey & G. M. Saha

Authors
  1. A. Dey
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  2. G. M. Saha
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Dey, A., Saha, G.M. An inequality for tactical configurations. Ann Inst Stat Math 26, 171–173 (1974). https://doi.org/10.1007/BF02479813

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  • DOI: https://doi.org/10.1007/BF02479813

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