基于Ph. Hall婚姻定理的关联几何中de Bruijn-Erdős定理
组合数学
2017-04-25 v2
摘要
本文致力于基于Ph. Hall婚姻定理（关于相异代表系的系统之定理）给出关联几何中de Bruijn-Erdős定理的一个证明。
引用
@article{arxiv.1704.04343,
title = {The de Bruijn-Erd\"os theorem in incidence geometry via Ph. Hall's marriage theorem},
author = {Nikolai V. Ivanov},
journal= {arXiv preprint arXiv:1704.04343},
year = {2017}
}
备注
4 pages. The proof in the case of the equality is rearranged and simplified