On the Codes Related to the Higman-Sims Graph
- W. Knapp, Hans-Jörg Schaeffer
- MathematicsElectronic Journal of Combinatorics
- 27 January 2015
It is shown that almost all maximal subgroups of the Higman-Sims group can be understood as stabilizers in HS of codewords in $H_{23}$ which carry some special graph configurations.
Lexicographic generation of projective spaces
- C. Hering, Hans-Jörg Schaeffer
- Mathematics
- 4 May 2015
Lexicographic or first choice constructions of geometric objects sometimes lead to amazingly good results. Usually it is difficult to determine the precise identity of the resulting geometries. Here…
Lexicographic generation of projective spaces
- C. Hering, Hans-Jörg Schaeffer
- MathematicsJournal of Geometry
- 12 March 2016
Lexicographic or first choice constructions of geometric objects sometimes lead to amazingly good results. Usually it is difficult to determine the precise identity of the resulting geometries. Here…