Real projective plane
Real projective plane The fundamental polygon of the projective plane. In mathematics, the real projective plane ...
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Projective plane
Projective plane In mathematics, a projective plane has two possible definitions, one of them ... study of the simple incidence properties of plane geometry. Combinatorial definition According to the ...
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Real projective space
Real projective space In mathematics, real projective space, or RP n is the projective space of lines in R n+ ...
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User:John Z/Projective plane
User:John Z/Projective plane < User:John Z The definition of projective plane by incidence properties is something special to two dimensions: in general projective space is defined via linear algebra. ...
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Projective transformation
Projective transformation A projective transformation is a transformation used in projective geometry: it is the composition of a ... point of view of the observer changes. Projective transformations do not preserve sizes or angles ... ratio: two properties which are important in projective geometry. A projective transformation can also ...
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Projective space
Projective space In mathematics, a projective space is a fundamental construction, obtained from ... a field. They generalise the notion of projective plane, which is constructed from a three-dimensional vector space. Projective spaces are essential to algebraic geometry ...
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Projective geometry
Projective geometry Projective geometry originated through the efforts of a ... that these, too, are special cases of projective geometry. Projective geometry can be thought of informally as ... appears only as a point in the projective plane because the eye cannot "see" ...
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Duality (projective geometry)
Duality (projective geometry) In the geometry of projective spaces, including the projective plane, duality concerns the interchangeability between points and ... a special case of a duality for projective space in general, that interchanges dimension + ...
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Plane at infinity
Plane at infinity In projective geometry, the plane at infinity is a projective plane which is added to the affine ...
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Projective line
Projective line In mathematics, a projective line is a one-dimensional projective space. The projective line over a field K, denoted P ... it does carry other geometric structures). The projective line may also be thought of ...
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