Published: 1989 Received: July 09, 1987Available on J-STAGE: October 20, 2006Accepted: -
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Date of correction: October 20, 2006Reason for correction: -Correction: CITATIONDetails: Wrong : 1) P. Dembowski, Finite Geometries, Springer, 1968. 2) D. G. Higman, Combinatorial considerations about permutation groups, Mathematical Institute, Oxford, 1972. 3) D. L. Kreher, An incidence algebra for t-designs with automorphisms, J. Combin Theory, Series A, 42 (1986), 239-251. 4) E. S. Lander, Symmetric Designs: An Algebraic Approach, London Math. Soc., Lecture Notes Series, 74, Cambridge Univ. Press, Cambridge, 1983. 5) T. Yoshida, Fisher's inequality for block designs with finite group action, J. Fac Sci. Univ. Tokyo Sect. IA Math., 34 (1987), 513-544.
Right : [1] P. Dembowski, Finite Geometries, Springer, 1968. [2] D. G. Higman, Combinatorial considerations about permutation groups, Mathematical Institute, Oxford, 1972. [3] D. L. Kreher, An incidence algebra for t-designs with automorphisms, J. Combin Theory, Series A, 42 (1986), 239-251. [4] E. S. Lander, Symmetric Designs: An Algebraic Approach, London Math. Soc., Lecture Notes Series, 74, Cambridge Univ. Press, Cambridge, 1983. [5] T. Yoshida, Fisher's inequality for block designs with finite group action, J. Fac Sci. Univ. Tokyo Sect. IA Math., 34 (1987), 513-544.
Date of correction: October 20, 2006Reason for correction: -Correction: PDF FILEDetails: -