Home page of Shing Hing Man

My Erdö number is at most 4. Einstein has an Erdö number of 2, while Bill Gates's is at most 4. Information on Erdö number could be found at Erdö Number home page . Here is my chain of co-authors.
  • [4] K.H.Leung and S.H.Man : On Schur rings over cyclic groups, Israel Journal of Mathematics, 106 (1998), 251-267
  • [3] Hou, Xiang-Dong; Leung, Ka Hin; Xiang, Qing : New partial difference sets in $Z\sp t\sb {p\sp 2}$ and a related problem about Galois rings. Dedicated to Professor Chao Ko on the occasion of his 90th birthday. Finite Fields Appl. 7 (2001), no. 1, 165--188.
  • [2] Wilson, Richard M; Xiang, Qing : Constructions of Hadamard difference sets. J. Combin. Theory Ser. A 77 (1997), no. 1, 148--160.
  • [1] Erdos, P; Fowler, Joel C; Sos, Vera T; Wilson, Richard M. : On $2$-designs. J. Combin. Theory Ser. A 38 (1985), no. 2, 131--142.

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