

Author: Schroth A.E.
Publisher: Springer Publishing Company
ISSN: 0046-5755
Source: Geometriae Dedicata, Vol.83, Iss.1-3, 2000-12, pp. : 245-272
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Abstract
If the group of automorphisms of a compact generalised quadrangle with parameter 1 has dimension at least 6, the quadrangle is the real symplectic quadrangle or its dual. There are nonclassical compact generalised quadrangles with parameter 1 whose group of automorphism has dimension 5.
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