Extended generalized octagons and the groupHe |
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Authors: | Dmitrii V Pasechnik |
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Institution: | (1) Department of Mathematics, University of Western Australia, 6009 Nedlands, WA, Australia |
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Abstract: | Let be an extended generalized octagon such that the points of a triple {u, v, w} not on a block are pairwise adjacent if and only if the distance betweenv andw in the local generalized octagon
u
equals 3 and there is a thick line through any point of
u
. Then is one of the two examples related to the groups 2·L
3(4).22 andHe. It is also shown that does not admit further extensions. |
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Keywords: | 51E24 20D08 51E12 |
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