Variations on the Dembowski-Wagner theorem


Let D be a symmetric design admitting a null polarity such that either all singular lines, or all nonsingular lines, have size (v − λ)/(k − λ); assume that this number is greater than λ in the case of singular lines. Then D is either a projective space or an orthogonal symmetric design. © 2003 Elsevier Ltd. All rights reserved. The Dembowski–Wagner Theorem… (More)
DOI: 10.1016/S0195-6698(03)00109-4


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@article{Kantor2004VariationsOT, title={Variations on the Dembowski-Wagner theorem}, author={William M. Kantor}, journal={Eur. J. Comb.}, year={2004}, volume={25}, pages={239-241} }