中文

射影平面中直线的最小对称差

组合数学 2013-10-30 v2

摘要

qq 为奇素数幂,令 f(r)f(r) 为 Desargues 射影平面 PG(2,q) 中 rr 条直线的对称差的最小基数。我们证明了关于函数 f(r)f(r) 的一些结果,特别是证明了存在常数 C>0C>0,使得当 Cq3/2<r<q2Cq3/2Cq^{3/2}<r<q^2 - Cq^{3/2} 时,f(r)=O(q)f(r)=O(q)

关键词

引用

@article{arxiv.1303.4117,
  title  = {Minimal symmetric differences of lines in projective planes},
  author = {Paul Balister and Béla Bollobás and Zoltán Füredi and John Thompson},
  journal= {arXiv preprint arXiv:1303.4117},
  year   = {2013}
}

备注

16 pages + 2 pages of tables. This is a slightly revised version of the previous one (Thm 6 has been improved, and a few points explained)