Covers of Point-Hyperplane Graphs
组合数学
2007-05-23 v1
摘要
We construct a cover of the non-incident point-hyperplane graph of projective dimension 3 for fields of characteristic 2. If the cardinality of the field is larger than 2, we obtain an elementary construction of the non-split extension of SL_4 (F) by F^6.
引用
@article{arxiv.math/0310322,
title = {Covers of Point-Hyperplane Graphs},
author = {Arjeh M. Cohen and E. J. Postma},
journal= {arXiv preprint arXiv:math/0310322},
year = {2007}
}
备注
10 pages, 3 figures