On vertex-stabilizers of bipartite dual polar graphs

Authors

  • Štefko Miklavič University of Primorska

DOI:

https://doi.org/10.26493/1855-3974.116.2f3

Keywords:

Dual polar graphs, automorphism group, quadratic form, isotropic subspace

Abstract

Let X, Y denote vertices of a bipartite dual polar graph, and let GX and GY denote the stabilizers of X and Y in the full automorphism group of this graph. In this paper, a description of the orbits of GXGY in the cases when the distance between X and Y is 1 or 2, is given.

Published

2009-12-24

Issue

Section

Articles