Point-affine quadrangles
Abstract
We give an axiomatic description of point-affine quadrangles as obtained by deleting a point star from a generalized quadrangle. We define a completion and observe that isomorphisms can be extended to isomorphisms between completions.
DOI Code:
10.1285/i15900932v20n1p21
Keywords:
Generalized quadrangles; Affine generalized quadrangles; Elation quadrangles
Classification:
51A10; 51A50; 51E12; 51E14
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