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Further results on nearly Kirkman triple systems with subsystems
Authors:Dameng Deng  Rolf Rees  Hao Shen
Institution:

aDepartment of Mathematics, Shanghai Jiao Tong University, Shanghai 200030, People's Republic of China

bDepartment of Mathematics and Statistics, Memorial University of Newfoundland, St. John's, Newfoundland, Canada A1C 5S7

Abstract:In this paper we further discuss the embedding problem for nearly Kirkman triple systems and get the result that: (1) For u≡v≡0 (mod 6), vgreater-or-equal, slanted78, and ugreater-or-equal, slanted3.5v, there exists an NKTS(u) containing a sub-NKTS(v). (2) For v=18,24,30,36,42,48,54,60,66 or 72, there exists an NKTS(u) containing a sub-NKTS(v) if and only if u≡0 (mod 6) and ugreater-or-equal, slanted3v.
Keywords:
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