Mathematical Sciences Classification System

51Exx - Finite geometry and special incidence structures

  • 51E05
    General block designs [See also 05B05]
  • 1
    51E10
    Steiner systems
  • 10
    51E12
    Generalized quadrangles, generalized polygons
  • 1
    51E14
    Finite partial geometries (general), nets, partial spreads
  • 2
    51E15
    Affine and projective planes
  • 4
    51E20
    Combinatorial structures in finite projective spaces [See also 05Bxx]
  • 1
    51E21
    Blocking sets, ovals, $k$-arcs
  • 51E22
    Linear codes and caps in Galois spaces [See also 94B05]
  • 51E23
    Spreads and packing problems
  • 9
    51E24
    Buildings and the geometry of diagrams
  • 51E25
    Other finite nonlinear geometries
  • 51E26
    Other finite linear geometries
  • 51E30
    Other finite incidence structures [See also 05B30]
  • 51E99
    None of the above, but in this section

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