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51-XX - Geometry [MSC 2020] |
51N15 - Projective analytic geometry [MSC 2020] |
51A05 - General theory of linear incidence geometry and projective geometries [MSC 2020] |
51A30 - Desarguesian and Pappian geometries [MSC 2020] |
51M05 - Euclidean geometries (general) and generalizations [MSC 2020] |
51A15 - Linear incidence geometric structures with parallelism [MSC 2020] |
51E30 - Other finite incidence structures (geometric aspects) [MSC 2020] |
51N20 - Euclidean analytic geometry [MSC 2020] |
51M20 - Polyhedra and polytopes; regular figures, division of spaces [MSC 2020] |