| 51-XX |
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Geometry {For algebraic geometry, see 14-XX; for differential geometry, see 53-XX} |
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51Axx |
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Linear incidence geometry |
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51A05 |
General theory of linear incidence geometry and projective geometries |
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51A10 |
Homomorphism, automorphism and dualities in linear incidence geometry |
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51A15 |
Linear incidence geometric structures with parallelism |
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51A20 |
Configuration theorems in linear incidence geometry |
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51A25 |
Algebraization in linear incidence geometry [See also 12Kxx, 20N05] |
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51A30 |
Desarguesian and Pappian geometries |
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51A35 |
Non-Desarguesian affine and projective planes |
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51A40 |
Translation planes and spreads in linear incidence geometry |
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51A45 |
Incidence structures embeddable into projective geometries |
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51A50 |
Polar geometry, symplectic spaces, orthogonal spaces |
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51A99 |
None of the above, but in this section |
