In this article, certain applications of the dual quaternion algebra to 2D geometry are discussed. At this present time, the article is focused on a 4-dimensional...
10 KB (1,473 words) - 20:27, 19 January 2025
{H} .} Quaternions are not a field, because multiplication of quaternions is not, in general, commutative. Quaternions provide a definition of the quotient...
96 KB (12,674 words) - 14:32, 18 June 2025
Conversion between quaternions and Euler angles Covering space Dual quaternion Applications of dual quaternions to 2D geometry Elliptic geometry Rotation formalisms...
68 KB (11,740 words) - 18:40, 24 June 2025
Plane-based geometric algebra (section Projective geometric algebra of non-euclidean geometries and Classical Lie Groups in 3 dimensions)
points. Dual Quaternions then allow the screw, twist and wrench model of classical mechanics to be constructed. The plane-based approach to geometry may be...
36 KB (4,361 words) - 14:35, 22 June 2025
Cross product (redirect from Generalizations of the cross product)
described in terms of quaternions. In general, if a vector [a1, a2, a3] is represented as the quaternion a1i + a2j + a3k, the cross product of two vectors can...
75 KB (11,553 words) - 09:07, 22 June 2025
Geometric algebra (redirect from History of geometric algebra)
Lipschitz in 1886 generalized Clifford's interpretation of the quaternions and applied them to the geometry of rotations in n {\displaystyle n} dimensions...
93 KB (13,800 words) - 15:47, 16 June 2025
Rotation matrix (section Common 2D rotations)
unit quaternions. Multiplication of rotation matrices is homomorphic to multiplication of quaternions, and multiplication by a unit quaternion rotates...
102 KB (15,800 words) - 15:17, 18 June 2025
Clifford algebra (category Articles to be expanded from April 2025)
additional structure of a distinguished subspace. As K-algebras, they generalize the real numbers, complex numbers, quaternions and several other hypercomplex...
65 KB (9,287 words) - 07:33, 12 May 2025
Rotation formalisms in three dimensions (category Orientation (geometry))
and Applications. 31 (6): 84–89. doi:10.1109/MCG.2011.92. PMID 24808261. Coutsias, E.; Romero, L. (2004). "The Quaternions with an application to Rigid...
56 KB (9,999 words) - 14:41, 9 June 2025
120-cell (redirect from Hi (geometry))
facets, with 3 around each edge. Its dual polytope is the 600-cell. The 120-cell incorporates the geometries of every convex regular polytope in the first...
131 KB (14,824 words) - 19:21, 6 April 2025
Einstein manifold (section Applications)
supergravity. Hyperkähler and quaternion Kähler manifolds (which are special kinds of Einstein manifolds) also have applications in physics as target spaces...
7 KB (1,016 words) - 23:36, 4 February 2025
Norm (mathematics) (category Pages displaying short descriptions of redirect targets via Module:Annotated link)
{C} ,} the quaternions H , {\displaystyle \mathbb {H} ,} and lastly the octonions O , {\displaystyle \mathbb {O} ,} where the dimensions of these spaces...
36 KB (5,937 words) - 20:03, 19 June 2025
Lattice (group) (category Analytic geometry)
In geometry and group theory, a lattice in the real coordinate space R n {\displaystyle \mathbb {R} ^{n}} is an infinite set of points in this space with...
17 KB (2,289 words) - 23:00, 6 May 2025
Point-set registration (category Point (geometry))
Berthold K. P. (1987-04-01). "Closed-form solution of absolute orientation using unit quaternions". JOSA A. 4 (4): 629–642. Bibcode:1987JOSAA...4..629H...
70 KB (9,086 words) - 20:41, 23 June 2025
In geometry, the dual snub 24-cell is a 144 vertex convex 4-polytope composed of 96 irregular cells. Each cell has faces of two kinds: 3 kites and 6 isosceles...
6 KB (651 words) - 20:43, 5 January 2024
Conformal group (redirect from Conformal group of spacetime)
complex plane. Pseudo-Euclidean geometry is supported by alternative complex planes where points are split-complex numbers or dual numbers. Just as the Möbius...
13 KB (1,935 words) - 11:07, 24 June 2025
600-cell (section 2D projections)
[11 Jan 1994]. Applications of Quaternions to Dynamical Simulation, Computer Graphics and Biomechanics (Thesis). Delft University of Technology. doi:10...
217 KB (28,920 words) - 13:47, 28 April 2025
Spinor (section Representation theoretic point of view)
In geometry and physics, spinors (pronounced "spinner" IPA /spɪnər/) are elements of a complex vector space that can be associated with Euclidean space...
72 KB (9,924 words) - 15:56, 26 May 2025
for an example. The quaternions provide a representation for ( p , q ) = ( 0 , 3 ) . {\displaystyle (p,q)=(0,3).} The presentation of the gamma group G...
25 KB (3,674 words) - 07:40, 17 June 2025
points on a sphere Generalized quaternion interpolation — generalizes slerp for interpolation between more than two quaternions Irrational base discrete weighted...
70 KB (8,327 words) - 09:12, 7 June 2025
Virasoro algebra (section Applications)
S2CID 55989582. Rabin, J. M. (1995). "Super elliptic curves". Journal of Geometry and Physics. 15 (3): 252–280. arXiv:hep-th/9302105. Bibcode:1995JGP....
23 KB (4,140 words) - 21:04, 24 May 2025
E8 (mathematics) (section Geometry)
concerning the fundamental group: all forms of E8 are simply connected in the sense of algebraic geometry, meaning that they admit no non-trivial algebraic...
46 KB (6,100 words) - 13:08, 16 January 2025
Cellular neural network (redirect from Applications of cellular neural networks)
to definitions, CNN types, dynamics, implementations, and applications. "Cellular Neural Networks and Visual Computing Foundations and Applications"...
72 KB (10,029 words) - 23:16, 19 June 2025