1) проективное соответствие
2) проективное отображение
3) коллинеация
4) проективность ∙ - admissible projectivity - axis of projectivity - central projectivity - degenerate projectivity - dual projectivity - elliptic projectivity - generalized projectivity - hyperbolic projectivity - inverse of projectivity - involutory projectivity - linear projectivity - one-dimensional projectivity - one-to-one projectivity - orthogonal projectivity - parabolic projectivity - parallel projectivity - periodic projectivity - perspective projectivity - problem of projectivity - pure projectivity - singular projectivity - three-dimensional projectivity - two-dimensional projectivity
(математика) проективное отображение