Results 51 to 60 of about 5,226,204 (223)

A curvature flow to the Lp Minkowski-type problem of q-capacity

open access: yesAdvanced Nonlinear Studies, 2023
This article concerns the Lp{L}_{p} Minkowski problem for q-capacity.
Liu Xinying, Sheng Weimin
doaj   +1 more source

On an {\it a priori} $L^\infty$ estimate for a class of Monge-Ampère type equations on compact almost Hermitian manifolds

open access: yesCubo, 2022
We investigate Monge-Amp\`ere type equations on almost Hermitian manifolds and show an \textit{a priori} $L^\infty$ estimate for a smooth solution of these equations.
Masaya Kawamura
doaj   +1 more source

The Monge-Ampère Equation for Freeform Optics

open access: yes, 2015
The freeform shape of an optical surface is governed by the Monge-Ampère equation coupled with the transport boundary condition.
W.L. IJzerman   +7 more
core   +1 more source

Simplified Geometric Approach to Freeform Beam Shaper Design

open access: yesInternational Journal of Optics, 2020
Beam of light shaping process can be considered ultimate, if both irradiance and wavefront spatial distributions are under control and both can be shaped arbitrarily.
Jacek Wojtanowski, Tadeusz Drozd
doaj   +1 more source

Optimal global and boundary asymptotic behavior of large solutions to the Monge-Ampère equation

open access: yes, 2020
This paper is mainly concerned with optimal global and boundary asymptotic behavior of strict convex large solutions to the Monge-Ampere equation det D 2 u = b ( x ) f ( u ) , x ∈ Ω , where Ω is a strict convex and bounded smooth domain in R n with n ≥ 2
Zhi-Jun Zhang
semanticscholar   +1 more source

Quantitative Linearization Results for the Monge‐Ampère Equation [PDF]

open access: yesCommunications on Pure and Applied Mathematics, 2019
This paper is about quantitative linearization results for the Monge‐Ampère equation with rough data. We develop a large‐scale regularity theory and prove that if a measure μ is close to the Lebesgue measure in Wasserstein distance at all scales, then ...
M. Goldman, Martin Huesmann, F. Otto
semanticscholar   +1 more source

Hyperbolic Monge-Ampère Equation

open access: yes, 2006
In this paper we use the Sobolev steepest descent method introduced by John W. Neuberger to solve the hyperbolic Monge-Ampère equation. First, we use the discrete Sobolev steepest descent method to find numerical solutions; we use several initial guesses,
Howard, Tamani M.
core   +1 more source

A Note on the Asymptotic Behavior of Parabolic Monge-Ampère Equations on Riemannian Manifolds

open access: yesJournal of Applied Mathematics, 2013
We study the asymptotic behavior of the parabolic Monge-Ampère equation in , in , where is a compact complete Riemannian manifold, λ is a positive real parameter, and is a smooth function.
Qiang Ru
doaj   +1 more source

Three‐dimensional single‐shell dielectric lens design using complex coordinates and local axis‐displaced confocal quadrics

open access: yesIET Microwaves, Antennas & Propagation, 2023
This study proposes an analytical formulation in complex coordinates to synthesise three‐dimensional single‐shell dielectric lens surfaces. An exact formulation based on geometrical optics is developed, and the synthesis problem is modelled as a non ...
Aline Rocha deAssis   +2 more
doaj   +1 more source

Moser-Trudinger inequality for the complex Monge-Ampère equation [PDF]

open access: yesJournal of Functional Analysis, 2020
In this paper, we prove a Moser-Trudinger type inequality for pluri-subharmonic functions vanishing on the boundary. Our proof uses a descent gradient flow for the complex Monge-Ampere functional.
Jia-Xiang Wang, Xu-Jia Wang, Bin Zhou
semanticscholar   +1 more source

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