Results 1 to 10 of about 1,969,022 (331)

Investigation of the Bending Process and Theory in Free-Boundary Pneumatic Film-Forming for Curved Image Sensors [PDF]

open access: yesSensors
To explore the bending process and theory of the free-boundary aerodynamic film forming method for curved detectors, this study integrates practical forming structures with theoretical analysis and establishes a simulation model to investigate stress ...
Weihan Zheng   +3 more
doaj   +2 more sources

Spreading solutions for a reaction diffusion equation with free boundaries in time-periodic environmen

open access: greenElectronic Journal of Differential Equations, 2018
In this article, we consider a reaction diffusion equation with free boundaries in a time-periodic environment. Such models can be used to describe the spreading of a new or invasive species over a one-dimensional habitat, with the free boundaries ...
Fang Li, Junfan Lu
doaj   +1 more source

An iterative method for solving a PDE with free boundary arising from pricing corporate bond with credit rating migration

open access: yesAIMS Mathematics, 2023
In this paper an iterative method is proposed to solve a partial differential equation (PDE) with free boundary arising from pricing corporate bond with credit grade migration risk.
Zhongdi Cen   +3 more
doaj   +1 more source

Lozenge tilings with free boundary [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2015
We study tilings with lozenges of a domain with free boundary conditions on one side. These correspondto boxed symmetric plane partitions. We show that the positions of the horizontal lozenges near the left flatboundary, in the limit, have the same joint
Greta Panova
doaj   +1 more source

Long-time dynamics of an epidemic model with nonlocal diffusion and free boundaries

open access: yesElectronic Research Archive, 2022
In this paper, we consider a reaction-diffusion epidemic model with nonlocal diffusion and free boundaries, which generalises the free-boundary epidemic model by Zhao et al. [1] by including spatial mobility of the infective host population.
Ting-Ying Chang, Yihong Du
doaj   +1 more source

On a price formation free boundary model by Lasry & Lions: The Neumann problem [PDF]

open access: yes, 2011
We discuss local and global existence and uniqueness for the price formation free boundary model with homogeneous Neumann boundary conditions introduced by Lasry & Lions in 2007.
Caffarelli, Luis A.   +2 more
core   +3 more sources

Geometry of the free-sliding Bernoulli beam [PDF]

open access: yes, 2016
If a variational problem comes with no boundary conditions prescribed beforehand, and yet these arise as a consequence of the variation process itself, we speak of a free boundary values variational problem.
Moreno, Giovanni, Stypa, Monika Ewa
core   +3 more sources

Analysis of a multiphase free boundary problem [PDF]

open access: yesOpuscula Mathematica
In this paper, we investigate a free boundary problem relevant in several applications, such as tumor growth models. Our problem is expressed as an elliptic equation involving discontinuous nonlinearities in a specified domain with a moving boundary.
Ahlem Abdelouahab, Sabri Bensid
doaj   +1 more source

On the Optimal Control of the Free Boundary Problems for the Second Order Parabolic Equations. I.Well-posedness and Convergence of the Method of Lines [PDF]

open access: yes, 2012
We develop a new variational formulation of the inverse Stefan problem, where information on the heat flux on the fixed boundary is missing and must be found along with the temperature and free boundary.
Mezzan, Youness, Tber, Moulay Hicham
core   +4 more sources

Задача для параболического уравнения с двумя свободными границами

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki, 2023
В данной работе рассматривается задача типа Стефана с двумя свободными границами для квазилинейного параболического уравнения в одномерном случае. Исследование нелинейных задач со свободными границами методом, основанным на построении априорных оценок ...
Расулов, М.С.
doaj   +1 more source

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