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05B25 - Combinatorics :: Designs and configurations :: Finite geometries

criterion for a near-linear space being a linear space owned by kshum De Bruijn--Erdős theorem owned by marijke finite plane owned by marijke finite projective plane owned by Mathprof finite projective planes have points and lines owned by marijke incidence structure owned by CWoo projective plane owned by yark sum-product theorem owned by Algeboy tactical decomposition owned by marijke
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