• discrete, finite system is expressed in matrix form and diagonalized using a computer. Exact diagonalization is only feasible for systems with a few tens of particles...
    11 KB (1,281 words) - 14:55, 10 November 2024
  • Thumbnail for Exact sequence
    In mathematics, an exact sequence is a sequence of morphisms between objects (for example, groups, rings, modules, and, more generally, objects of an...
    16 KB (2,577 words) - 22:13, 30 December 2024
  • Thumbnail for Ising model
    conformal field theory, as evidenced by Monte Carlo simulations, exact diagonalization results in quantum models, and quantum field theoretical arguments...
    88 KB (13,240 words) - 00:12, 11 June 2025
  • simply enumerating over all possible states of the system (using exact diagonalization in quantum mechanics, or integral over all phase space in classical...
    43 KB (5,068 words) - 08:53, 3 June 2025
  • {\displaystyle {\mathcal {S}}} of subsets of a set X {\displaystyle X} , an exact cover is a subcollection S ∗ {\displaystyle {\mathcal {S}}^{*}} of S {\displaystyle...
    36 KB (4,324 words) - 08:35, 27 June 2025
  • Conference on Artificial Intelligence. 2: 903–910. Erik Koch (2019). "Exact Diagonalization and Lanczos Method" (PDF). In E. Pavarini; E. Koch; S. Zhang (eds...
    43 KB (8,283 words) - 10:58, 23 May 2025
  • then investigated by studies of participation numbers obtained by exact diagonalization, multifractal properties, level statistics and many others. Especially...
    17 KB (2,052 words) - 16:24, 29 March 2025
  • true for a wide variety of interacting systems using numerical exact diagonalization techniques, to within the uncertainty of these methods. It has also...
    39 KB (5,548 words) - 23:50, 19 June 2025
  • M.; Herviou, Loïc; Wilhelm, Patrick H.; Rychkov, Slava (2025). "Exact Diagonalization, Matrix Product States and Conformal Perturbation Theory Study of...
    42 KB (7,035 words) - 18:33, 19 June 2025
  • Rayleigh–Ritz method from quantum mechanics. It is closely related to the exact diagonalization method used to treat spin systems in condensed matter physics. The...
    22 KB (3,716 words) - 23:34, 26 January 2025
  • ways to solve the AIM, such as Numerical renormalization group Exact diagonalization Iterative perturbation theory Non-crossing approximation Continuous-time...
    19 KB (2,803 words) - 10:18, 6 March 2025
  • ; Machida, M. (2005). 16.447 TFlops and 159-Billion-dimensional Exact-diagonalization for Trapped Fermion-Hubbard Model on the Earth Simulator. Proc....
    38 KB (4,443 words) - 18:38, 25 June 2025
  • Thumbnail for Catmull–Clark subdivision surface
    exponential problem, which can be solved directly by means of matrix diagonalization. 3ds Max 3D-Coat AC3D Anim8or AutoCAD Blender Carrara CATIA (Imagine...
    12 KB (1,085 words) - 10:52, 15 September 2024
  • Thumbnail for James K. Freericks
    Leo Falicov. His 1991 dissertation was focused on small-cluster exact diagonalization studies, examining magnetism and symmetry properties. He was a National...
    22 KB (1,996 words) - 21:00, 26 May 2025
  • frustrated magnetism, and topological isolators. In her group exact diagonalization, single particle Green's Functions and machine learning techniques...
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  • Thumbnail for Decan
    Decan (redirect from Diagonal Star Clocks)
    hōkoku (in Japanese). 48 (4): 1–6. Neugebauer, Otto (1969) [1957]. The Exact Sciences in Antiquity (2nd ed.). Dover Publications. ISBN 978-0-486-22332-2...
    24 KB (1,527 words) - 10:46, 21 May 2025
  • physical characteristic that is intrinsically quantum mechanical. A formally exact quantum master equation is the Nakajima–Zwanzig equation, which is in general...
    4 KB (413 words) - 04:54, 26 May 2025
  • Thumbnail for Homological algebra
    kernels and cokernels. The most common type of exact sequence is the short exact sequence. This is an exact sequence of the form A ↪ f B ↠ g C {\displaystyle...
    27 KB (3,859 words) - 20:50, 8 June 2025
  • This is done using a technique called "diagonalization" (so-called because of its origins as Cantor's diagonal argument). Within the formal system this...
    92 KB (12,173 words) - 02:29, 24 June 2025
  • Thumbnail for Nine lemma
    nine lemma (or 3×3 lemma) is a statement about commutative diagrams and exact sequences valid in the category of groups and any abelian category. It states:...
    2 KB (269 words) - 00:41, 18 August 2024
  • all natural numbers n with the exception of n = 2 and n = 3. Although the exact number of solutions is only known for n ≤ 27, the asymptotic growth rate...
    35 KB (3,791 words) - 22:57, 23 June 2025
  • Thumbnail for Cool S
    two open ends are connected to the diagonal segments' midpoints: (0,2)–(1⁄2,21⁄2) and (2,3)–(11⁄2,21⁄2) The exact origin of the symbol is unclear; however...
    9 KB (938 words) - 10:52, 17 June 2025
  • correlated FQHE system and provide numerical result comparable to those exact-diagonalization results. It opens a new line to attack the problem of FQHE through...
    15 KB (2,148 words) - 19:22, 19 October 2024
  • mechanics, the canonical ensemble affords a simple description since diagonalization provides a discrete set of microstates with specific energies. The...
    23 KB (2,828 words) - 20:30, 29 November 2024
  • vibration analysis, atomic orbitals, facial recognition, and matrix diagonalization. In essence, an eigenvector v of a linear transformation T is a nonzero...
    102 KB (13,621 words) - 15:09, 12 June 2025
  • 1103/revmodphys.55.331. ISSN 0034-6861. Andrei, N. (1980-08-04). "Diagonalization of the Kondo Hamiltonian". Physical Review Letters. 45 (5). American...
    4 KB (316 words) - 01:04, 27 May 2025
  • what is said on simultaneous diagonalization in the article Diagonalizable matrix, which refers to simultaneous diagonalization by a similarity transformation...
    50 KB (8,817 words) - 17:28, 20 May 2025
  • Thumbnail for Filters in topology
    ≤ . {\displaystyle \,\leq \,.} Two equivalent families of sets have the exact same limit points and also the same cluster points. No matter the topology...
    193 KB (30,867 words) - 07:09, 15 June 2025
  • leg easier to lift and increasing the speed of kicks. Regardless of the exact stance, this is the most familiar stance for a martial artist. All other...
    6 KB (300 words) - 23:29, 16 June 2025
  • Thumbnail for Lambert W function
    reported that the Lambert ⁠ W {\displaystyle W} ⁠ function provides an exact solution to the quantum-mechanical double-well Dirac delta function model...
    78 KB (12,451 words) - 23:53, 18 June 2025