数学季刊 ›› 2015, Vol. 30 ›› Issue (3): 389-407.doi: 10.13371/j.cnki.chin.q.j.m.2015.03.010
摘要: The concept of relative t-designs for Q-polynomial association schemes is due to Delsarte(Philips Res Rep 32: 373C411, 1997). In this paper, we discuss the Fisher type lower bounds of tight relative 6-designs very explicitly for binary Hamming association schemes H(n, 2).
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