Abstract
We determine all ovoids and fans (partitions into ovoids) of the (unique) generalized quadrange of order (4, 2).
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Dedicated to Professor J. Tits for his sixtieth birthday
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Brouwer, A.E., Wilbrink, H.A. Ovoids and fans in the generalized quadrangle Q(4, 2). Geom Dedicata 36, 121–124 (1990). https://doi.org/10.1007/BF00181468
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DOI: https://doi.org/10.1007/BF00181468