especially in the group theoretic area of algebra, the projective linear group (also known as the projective general linear group or PGL) is the induced...
44 KB (5,611 words) - 09:09, 9 September 2024
is that the associated projective semilinear group PΓL(n, F) (which contains PGL(n, F)) is the collineation group of projective space, for n > 2, and thus...
23 KB (2,965 words) - 00:14, 1 September 2024
one-dimensional linear subspaces of a two-dimensional vector space over the reals. The automorphisms of a real projective line are called projective transformations...
12 KB (1,636 words) - 08:26, 28 July 2024
mathematics, a projective representation of a group G on a vector space V over a field F is a group homomorphism from G to the projective linear group P G L (...
25 KB (4,249 words) - 22:08, 28 October 2024
SL(2, R) SL(2, C) Modular group (PSL(2, Z)) Projective linear group Conformal map Representations of classical Lie groups Hall 2015 Section 2.5 Hall...
11 KB (1,481 words) - 01:34, 27 July 2024
concept of a projective space originated from the visual effect of perspective, where parallel lines seem to meet at infinity. A projective space may thus...
37 KB (5,670 words) - 12:20, 2 September 2024
a field, a linear fractional transformation is the restriction to the field of a projective transformation or homography of the projective line. When...
12 KB (1,701 words) - 22:13, 2 September 2024
Semilinear map (redirect from Projective semilinear group)
In linear algebra, particularly projective geometry, a semilinear map between vector spaces V and W over a field K is a function that is a linear map "up...
12 KB (2,060 words) - 09:10, 7 November 2024
Jordan's theorem that the projective special linear group PSL(2, q) is simple for q ≠ 2, 3. This theorem generalizes to projective groups of higher dimensions...
22 KB (2,985 words) - 10:42, 28 March 2023
Homography (redirect from Projective linear transformation)
In projective geometry, a homography is an isomorphism of projective spaces, induced by an isomorphism of the vector spaces from which the projective spaces...
30 KB (3,641 words) - 01:24, 25 February 2024