Projective line
Projective line In mathematics, a projective line is a one-dimensional projective space. The projective line over a ...
http://en.wikipedia.org/wiki/Projective_line - 12k - Cached - Similar pages

Complex projective space
Complex projective space In mathematics, complex projective space, or CP n , is the projective space of (complex) lines in C ...
http://en.wikipedia.org/wiki/Complex_projective_space - 4k - Cached - Similar pages

Complex projective plane
Complex projective plane In mathematics, the complex projective plane, usually denoted CP 2 , is the two-dimensional complex projective space. It is a complex ...
http://en.wikipedia.org/wiki/Complex_projective_plane - 3k - Cached - Similar pages

Real projective line
Real projective line In real analysis, the real projective line (also called the one-point compactification of the real line, or the projectively extended real numbers), ...
http://en.wikipedia.org/wiki/Real_projective_line - 19k - Cached - Similar pages

Line bundle
Line bundle In mathematics, a line bundle expresses the concept of a line that varies from point to point of ... curve in the plane having a tangent line at each point determines a varying line: the tangent bundle is a way ...
http://en.wikipedia.org/wiki/Line_bundle - 8k - Cached - Similar pages

Projective plane
Projective plane In mathematics, a projective plane has two possible definitions, one of ... to the more general, combinatorial definition, a projective plane consists of a set of "lines ... two distinct points, there is exactly one line incident with both of them. Given any ... There are four points such that no line is incident with more than two ...
http://en.wikipedia.org/wiki/Projective_plane - 17k - Cached - Similar pages

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 ... a point (or perspective). That is, every line which intersects the "eye" appears only ...
http://en.wikipedia.org/wiki/Projective_geometry - 12k - Cached - Similar pages

Projective plane   (translated from Spanish)
Projective plane This article lacks format adapted to ... warning until you have done it. The projective plane obtains when adding to a plane ... or they are parallel bars, in the projective plane are enunciated: Two straight lines always ... they are cut in an only point. Projective Geometry it really arises when studying "only ... of the plane defines clearly a straight line that happens by P; but thus ...
http://es.wikipedia.org/wiki/Plano_proyectivo - 11k - Cached (Spanish) - Wikipedia (Spanish) - Similar pages

Line at infinity
Line at infinity In geometry and topology, the line at infinity is a line which is added to the real (affine ... from, the incidence properties of the resulting projective plane. The line at infinity is also called the ...
http://en.wikipedia.org/wiki/Line_at_infinity - 8k - Cached - Similar pages

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 through the rich field of projective geometry developed in the nineteenth century, ...
http://en.wikipedia.org/wiki/Projective_space - 9k - Cached - Similar pages