Abstract
We show that PSL(2,q), q≢ 3(mod 4), contains a subset of half the cardinality of PSL(2,q), which is uniformly 2-homogeneous on the projective line.
This is a preview of subscription content, access via your institution.
References
J. Bierbrauer andTran van Trung:Halving PGL(2, 2f),f odd: a series of cryptocodes, Designs, Codes and Cryptography 1 (1991), 141–148.
J. Bierbrauer andTran van Trung:Some highly symmetric authentication perpendicular arrays, Designs, Codes and Cryptography 1 (1992), 307–319.
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Bierbrauer, J., Edel, Y. Halving PSL(2,q). J Geom 64, 51–54 (1999). https://doi.org/10.1007/BF01229211
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF01229211
Keywords
- Projective Line