Flocks of quadratic cones, generalized quadrangles and translation planes

Translation Generalized Quadrangles of O

Translation Generalized Quadrangles of Order (s,s2), s Even, and Eggs

✍ J.A. Thas 📂 Article 📅 2002 🏛 Elsevier Science 🌐 English ⚖ 154 KB

Characterizations of classical eggs and the classical generalized quadrangle Qð5; sÞ; s even, are given. The egg Oðn; 2n; qÞ ¼ O of PGð4n À 1; qÞ; q even, is classical if and only if either O is good at some element and contains at least one pseudo-conic, or O contains at least two intersecting pseu