References
B. Baumeister, Fahnentransitive Rang 3 Geometrien, die lokal vollstäandige Graphen sind, Diplomarbeit, Frei Universit¨ at Berlin (1992).
B. Baumeister, Two new sporadic semibiplanes related to M22, European J. Comb., Vol. 15 (1994) pp. 325–336.
B. Baumeister, On flag transitive c:c*-geometries in “Groups, Difference Sets and the Monster,” (K.T. Arasu et al.), de Gruyter, Berlin-New York (1996), 3–21.
F. Buekenhout, Foundations of incidence geometry, Chapter 3 of Handbook of Incidence Geometry (F. Buekenhout, ed.), Elsevier, Amsterdam(1994).
B. Baumeister, A. Del Fra, T. Meixner and A. Pasini, Flag-transitive c: Af* geometries, Contributions to Algebra and Geometry (to appear).
G. Grams and T. Meixner, Some results about flag transitive diagram geometries using coset enumeration (to appear).
D. Hughes and E. Piper, Design Theory, Cambridge University Press, Cambridge (1985).
C. Huybrechts, Elementary properties of Dn-geometries; Bull. Soc. Math. Belg., Vol. 45 B (1993) pp. 151–164.
C. Huybrechts, Construction of dualities and null polarities in a D n-geometry, preprint.
C. Lef` evre-Perscy and L. Van Nypelseer, Finite rank 3 geometries with affine planes and dual affine point residues, Discrete Math., Vol. 84 (1990) pp. 161–167.
T. Meixner, Two diagram geometries related to M11 (to appear).
A. Pasini, Covers of finite geometries with non-spherical minimal circuit diagram, in Buildings and the Geometry of Diagrams, Springer, L.N., Vol. 1181 (1986) pp. 218–241.
A. Pasini, Diagram geometries for sharply n-transitive sets of permutations or of mappings, Designs, Codes and Cryptography, Vol. 1(1992) pp. 275–297.
A. Pasini, Diagram Geometries, Oxford University Press, Oxford (1994).
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Huybrechts, C., Pasini, A. On c n-2.c * Geometries of Order 2. Designs, Codes and Cryptography 9, 317–330 (1996). https://doi.org/10.1023/A:1027384622993
Issue Date:
DOI: https://doi.org/10.1023/A:1027384622993