Lagrangian coherent structures (LCSs) are distinguished surfaces of trajectories in a dynamical system that exert a major influence on nearby trajectories...
72 KB (10,382 words) - 07:11, 31 March 2025
bodies Lagrangian coordinates, a way of describing the motions of particles of a solid or fluid in continuum mechanics Lagrangian coherent structure, distinguished...
1 KB (212 words) - 18:42, 23 November 2024
splitting into substructures or interacting with other coherent structures. Lagrangian coherent structures (LCSs) are influential material surfaces that create...
18 KB (2,423 words) - 12:30, 8 February 2025
of scanner used on the Space Shuttle Lagrangian coherent structure, in fluid mechanics, a type of flow structure Learning classifier system, machine learning...
3 KB (436 words) - 12:05, 26 November 2024
counterexamples to instability at the center manifold, called Lagrangian coherent structures. The entire unforced rigid body dynamics of a ball is a center...
18 KB (2,574 words) - 15:53, 14 February 2024
simulation Hagen–Poiseuille equation Kelvin–Helmholtz instability Lagrangian coherent structure Turbulence kinetic energy Mesocyclones Navier–Stokes existence...
47 KB (5,606 words) - 11:04, 1 May 2025
limit of Lagrangian coherent structures (LCSs). Such influence can be of different types, but OECSs invariably create a short-term coherent trajectory...
2 KB (271 words) - 21:04, 20 November 2023
non-autonomous dynamical systems are known as Lagrangian Coherent Structures. Hyperbolic set Lagrangian coherent structure Spectral submanifold Hirsh M.W., Pugh...
5 KB (876 words) - 16:37, 6 January 2024
manifold Inertial manifold Normally hyperbolic invariant manifold Lagrangian coherent structure Abraham, Ralph; Marsden, Jerrold E. (1978). Foundations of Mechanics...
7 KB (1,167 words) - 23:31, 18 April 2023
algorithms. Invariant manifold Nonlinear dimensionality reduction Lagrangian coherent structure Jain, Shobhit; Haller, George (2022). "How to compute invariant...
8 KB (1,006 words) - 18:09, 12 November 2024
complicated examples of coherent sheaves, analogous to building a coherent sheaf using the torsion filtration. As a simple example, a Lagrangian multisection (a...
12 KB (1,878 words) - 04:22, 5 February 2024
fabc are the structure constants of SU(3). Repeated indices i,j,a are implicitly summed over following Einstein notation. This Lagrangian is invariant...
107 KB (14,903 words) - 08:24, 15 May 2025
manifold. Roughly speaking, they are what mathematicians call special Lagrangian submanifolds. This means, among other things, that they have half the...
8 KB (1,018 words) - 16:02, 25 April 2025
Center manifold Hyperbolic fixed point Hyperbolic set Hyperbolic Lagrangian coherent structures Fenichel, N (1972). "Persistence and Smoothness of Invariant...
4 KB (581 words) - 16:32, 27 March 2025
equality between the Lagrangian Floer homology of Lagrangians in a Calabi–Yau manifold X {\displaystyle X} and the Ext groups of coherent sheaves on the mirror...
37 KB (4,650 words) - 15:56, 6 April 2025
and renormalization prescriptions were as much part of the model as the Lagrangian density, especially when they relied on the powerful but mathematically...
58 KB (9,464 words) - 04:38, 20 March 2025
energy spectrum exhibited by the total flow, and corresponded to coherent structures (vortex tubes), while the incoherent parts of the flow composed homogeneous...
68 KB (8,648 words) - 17:44, 15 April 2025
vacuum states. The dynamical effects of the vacuum are captured in the Lagrangian formalism through the presence of a θ-term which in quantum chromodynamics...
13 KB (2,063 words) - 06:05, 18 April 2025
Fourier–Mukai transform ΦK is a functor between derived categories of coherent sheaves D(X) → D(Y) for schemes X and Y, which is, in a sense, an integral...
7 KB (896 words) - 16:05, 15 August 2024
Feynman diagram (section Scalar field Lagrangian)
mathematical structure of local canonical quantum field theory ... In quantum field theories, Feynman diagrams are obtained from a Lagrangian by Feynman...
93 KB (15,967 words) - 06:48, 22 March 2025
Springer. pp. 1–53. arXiv:math/0401021. Auroux, Denis (2009). "Special Lagrangian fibrations, wall-crossing, and mirror symmetry". Surveys in Differential...
8 KB (735 words) - 18:15, 4 April 2025
QCD vacuum (section Symmetries of the QCD Lagrangian)
implied by this anomaly also breaks CP symmetry. In summary, the QCD Lagrangian has the following symmetries: Poincaré symmetry and CPT invariance SU(3)...
32 KB (4,235 words) - 11:26, 24 February 2025
characteristic variety cut out by the symbols, which in the good case is a Lagrangian submanifold of the cotangent bundle of maximal dimension (involutive systems)...
17 KB (2,086 words) - 20:04, 28 March 2025
Control, Vol.101, September 1979, pp. 187–192. Book, W.J., "Recursive Lagrangian Dynamics of Flexible Manipulator Arms Via Transformation Matrices", Carnegie-Mellon...
31 KB (4,325 words) - 10:27, 31 December 2024
Point-set registration (section Coherent point drift)
data point. To preserve the topological structure of the point sets, the GMM centroids are forced to move coherently as a group. The expectation maximization...
70 KB (9,086 words) - 17:32, 9 May 2025
conditions come in the form of Lagrangian submanifolds of Y with some additional structure (often called a brane structure). In the B-model, the boundary...
9 KB (1,027 words) - 12:32, 5 November 2023
advantage is that it is in practice easier to guess the correct form of the Lagrangian of a theory, which naturally enters the path integrals (for interactions...
86 KB (14,277 words) - 06:29, 14 April 2025
does not specify the stochastic Lagrangian L {\displaystyle L} . This Lagrangian can be obtained from a classical Lagrangian using a standard procedure. Here...
39 KB (6,916 words) - 10:36, 3 May 2025
Calabi–Yau manifolds, which string theorists predict should have the structure of Lagrangian fibrations through the SYZ conjecture, and the development of Gromov–Witten...
26 KB (3,677 words) - 14:31, 7 September 2023
Goldstein Lagrangian mechanics Lagrangian analysis Lagrangian and Eulerian specification of the flow field Lagrangian coherent structures Lagrangian mechanics...
18 KB (2,064 words) - 23:14, 7 October 2024