Results 21 to 30 of about 2,345,864 (352)

Numerical conformal mapping [PDF]

open access: yesMathematics of Computation, 1979
A numerical procedure to determine the discrete conformal mapping of an arbitrary simply connected region onto the open unit disk is described. The method is fast and directly provides an estimate of the global error due to the discretization of the mapping.
Chakravarthy, Sukumar, Anderson, Dale
openaire   +2 more sources

An iterative method to compute conformal mappings and their inverses in the context of water waves over topographies [PDF]

open access: yesInternational Journal for Numerical Methods in Fluids, 2021
An iterative numerical method to compute the conformal mapping in the context of propagating water waves over uneven topographies is investigated. The map flattens the fluid domain onto a canonical strip in which computations are performed.
M. Flamarion, R. Ribeiro-Jr
semanticscholar   +1 more source

A study of horizontally weakly conformal maps and their distributions [PDF]

open access: yesریاضی و جامعه, 2023
The aim of this paper is to consider horizontally weakly conformal maps which have been studied in [P. Baird and J. C. Wood, Harmonic morphisms between Riemannian manifolds, London Mathematical Society Monographs.
Mehran Aminian
doaj   +1 more source

Scattering Map for the Vlasov–Poisson System [PDF]

open access: yesPeking Mathematical Journal, 2021
We construct (modified) scattering operators for the Vlasov–Poisson system in three dimensions, mapping small asymptotic dynamics as $$t\rightarrow -\infty$$ t → - ∞ to asymptotic dynamics as $$t\rightarrow +\infty$$ t → + ∞ .
Patrick Flynn   +3 more
semanticscholar   +1 more source

Nonlinear automorphism of the conformal algebra in 2D and continuous T T ¯ $$ \sqrt{T\overline{T}} $$ deformations

open access: yesJournal of High Energy Physics, 2022
The conformal algebra in 2D (Diff(S 1)⨁Diff(S 1)) is shown to be preserved under a nonlinear map that mixes both chiral (holomorphic) generators T and T ¯ $$ \overline{T} $$ .
David Tempo, Ricardo Troncoso
doaj   +1 more source

Conformal complementarity maps [PDF]

open access: yesJournal of High Energy Physics, 2013
Abstract We study quantum cosmological models for certain classes of bang/crunch singularities, using the duality between expanding bubbles in AdS with a FRW interior cosmology and perturbed CFTs on de Sitter space-time. It is pointed out that horizon complementarity in the AdS bulk geometries is realized as a conformal ...
Fernández Barbón, José L.   +1 more
openaire   +3 more sources

Existence and Stability of α−Harmonic Maps

open access: yesJournal of Mathematics, 2022
In this paper, we first study the α−energy functional, Euler-Lagrange operator, and α-stress-energy tensor. Second, it is shown that the critical points of the α−energy functional are explicitly related to harmonic maps through conformal deformation.
Seyed Mehdi Kazemi Torbaghan   +2 more
doaj   +1 more source

Some results and examples of the biharmonic maps with potential

open access: yesArab Journal of Mathematical Sciences, 2018
In this paper, we will study the class of biharmonic maps with potential, in the particular case represented by conformal maps between equidimensional manifolds. Some examples are constructed in particular cases (Euclidean space and sphere).
Abdelkader Zagane, Seddik Ouakkas
doaj   +1 more source

From Conic to Cylindrical Map Projections

open access: yesGeodetski Vestnik, 2023
In books and textbooks on map projections, cylindrical, conic and azimuthal projections are usually considered separately. It is sometimes mentioned that cylindrical and azimuthal projections can be interpreted as limiting cases of conic, but this is ...
Miljenko Lapaine
doaj   +1 more source

Landau diagrams in AdS and S-matrices from conformal correlators [PDF]

open access: yesJournal of High Energy Physics, 2020
Quantum field theories in AdS generate conformal correlation functions on the boundary, and in the limit where AdS is nearly flat one should be able to extract an S-matrix from such correlators.
S. Komatsu   +3 more
semanticscholar   +1 more source

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