• Thumbnail for Hypercomplex cell
    A hypercomplex cell (currently called an end-stopped cell) is a type of visual processing neuron in the mammalian cerebral cortex. Initially discovered...
    20 KB (2,470 words) - 01:14, 26 March 2022
  • Hypercomplex may refer to: Hypercomplex cell Hypercomplex analysis Hypercomplex manifold Hypercomplex number This disambiguation page lists articles associated...
    184 bytes (43 words) - 08:05, 8 October 2024
  • fields of cells in the visual cortex into simple cells, complex cells, and hypercomplex cells. Simple cell receptive fields are elongated, for example with...
    23 KB (3,057 words) - 15:43, 9 February 2025
  • Thumbnail for John Tsotsos
    Vision. Coral Gables, Florida, USA. pp. 539–544. "Cyclodisparity" "Hypercomplex cell" "Biological object recognition" "Visual search" "Visual salience"...
    18 KB (1,947 words) - 23:50, 15 February 2025
  • Trigintaduonion (category Hypercomplex numbers)
    triginta 'thirty' + duo 'two' + the suffix -nion, which is used for hypercomplex number systems. Other names include 32-ion, 32-nion, 25-ion, and 25-nion...
    40 KB (1,499 words) - 12:44, 18 May 2025
  • In 4 dimensions, the 24-cell, with Schläfli symbol {3,4,3}. Also the great 120-cell {5,5/2,5} and grand stellated 120-cell {5/2,5,5/2}. Polygons and...
    26 KB (3,119 words) - 14:57, 6 June 2025
  • Thumbnail for Hyperrectangle
    geometry, a hyperrectangle (also called a box, hyperbox, k {\displaystyle k} -cell or orthotope), is the generalization of a rectangle (a plane figure) and...
    7 KB (585 words) - 09:31, 14 March 2025
  • Thumbnail for Hadamard transform
    symmetric, involutive, linear operation on 2m real numbers (or complex, or hypercomplex numbers, although the Hadamard matrices themselves are purely real)....
    32 KB (4,739 words) - 16:27, 13 June 2025
  • Thumbnail for Five-dimensional space
    has half the vertices of the 5-cube (16), bounded by alternating 5-cell and 16-cell hypercells. The expanded or stericated 5-simplex is the vertex figure...
    8 KB (808 words) - 03:10, 17 June 2025
  • Thumbnail for Quaternion
    the Quaternion Society, devoted to the study of quaternions and other hypercomplex number systems. From the mid-1880s, quaternions began to be displaced...
    96 KB (12,674 words) - 14:32, 18 June 2025
  • Thumbnail for Simplex
    3-dimensional simplex is a tetrahedron, and a 4-dimensional simplex is a 5-cell. Specifically, a k-simplex is a k-dimensional polytope that is the convex...
    51 KB (7,872 words) - 18:17, 21 June 2025
  • Thumbnail for Cross-polytope
    cross-polytope is a regular octahedron, and a 4-dimensional cross-polytope is a 16-cell. Its facets are simplexes of the previous dimension, while the cross-polytope's...
    20 KB (1,111 words) - 21:34, 14 June 2025
  • Thumbnail for Four-dimensional space
    Demihypercube Hypersphere Cross-polytope Simplex Hyperpyramid Number systems Hypercomplex numbers Cayley–Dickson construction Dimensions by number Zero One Two...
    45 KB (5,284 words) - 02:00, 21 June 2025
  • Thumbnail for Demihypercube
    triangular faces) Cells: Dn,3 = Cn,3 + 23 Cn,4 (tetrahedra from original cells plus new ones) Hypercells: Dn,4 = Cn,4 + 24 Cn,5 (16-cells and 5-cells respectively)...
    12 KB (702 words) - 14:46, 22 May 2025
  • balance: A quantum information-based chromatic adaptation transform [hypercomplex signal and image processing]". IEEE Signal Processing Magazine. 41 (2):...
    75 KB (8,204 words) - 01:36, 17 June 2025
  • Thumbnail for John von Neumann
    "the cold, wet, rain-wet streets of Göttingen" after class discussing hypercomplex number systems and their representations. Von Neumann's habilitation...
    208 KB (23,706 words) - 21:37, 19 June 2025
  • Thumbnail for Hypercube
    octahedron, In four dimensions we obtain the compound of tesseract and 16-cell. The graph of the n-hypercube's edges is isomorphic to the Hasse diagram...
    27 KB (2,223 words) - 03:25, 23 June 2025
  • Thumbnail for Dynamical systems theory
    earthquake prediction, molecular biology and inquiries into the nature of living cells themselves. Control theory is an interdisciplinary branch of engineering...
    24 KB (2,927 words) - 23:16, 30 May 2025
  • Thumbnail for Linear algebra
    quaternion difference p – q also produces a segment equipollent to pq. Other hypercomplex number systems also used the idea of a linear space with a basis. Arthur...
    67 KB (7,974 words) - 01:21, 22 June 2025
  • Thumbnail for Hyperpyramid
    (3-simplex, base triangle) tetrahedron to (4-simplex, base tetrahedron) 5-cell, etc. Their extended f-vector follows Pascal triangle, like coefficients...
    4 KB (514 words) - 12:20, 20 June 2025
  • mathematical and scientific notation linearly using standard six-dot Braille cells for tactile reading by the visually impaired. The code was developed by...
    17 KB (468 words) - 21:35, 7 May 2024
  • Thumbnail for Projective space
    complex structure, as Pn(R) can be obtained from Pn−1(R) by attaching an n-cell with the quotient projection Sn−1 → Pn−1(R) as the attaching map. Originally...
    37 KB (5,670 words) - 20:15, 2 March 2025
  • Thumbnail for Mathematical analysis
    Serge Lang Mathematics portal Constructive analysis History of calculus Hypercomplex analysis Multiple rule-based problems Multivariable calculus Paraconsistent...
    45 KB (4,391 words) - 07:02, 23 April 2025
  • cryptographer, mathematician, and professor of acoustics Irene Sabadini, Italian hypercomplex analyst Flora Sadler (1912–2000), Scottish mathematician and astronomer...
    196 KB (23,315 words) - 01:02, 20 June 2025
  • and led to a subsequent analytical theory; they also began the use of hypercomplex numbers. Karl Weierstrass and others carried out the arithmetization...
    208 KB (23,303 words) - 19:36, 9 June 2025
  • article. MacMahon Master theorem Richardson, Archibald Read (1926). "Hypercomplex determinants". Messenger of Mathematics. 55: 145–152. Richardson, Archibald...
    14 KB (2,088 words) - 13:39, 1 March 2025