Results 41 to 50 of about 90,668 (272)

Refined Green–Lindsay Model for the Response of Skin Tissue under a Ramp-Type Heating

open access: yesMathematics, 2023
Based on Green–Lindsay generalized thermoelasticity theory, this paper presents a new refined higher-order time-derivative thermoelasticity model. Thinner one-dimensional skin tissue is considered when its inner surface is free of traction and does not ...
Ashraf M. Zenkour   +2 more
doaj   +1 more source

Algebraic vertices of non-convex polyhedra [PDF]

open access: yes, 2017
In this article we define an algebraic vertex of a generalized polyhedron and show that it is the smallest set of points needed to define the polyhedron.
Akopyan, Arseniy   +2 more
core   +2 more sources

Granular Fuzzy Fractional Continuous-Time Linear Systems: Roesser and Fornasini–Marchesini Models

open access: yesFractal and Fractional
In this article, we introduce and investigate two classes of fuzzy fractional two-dimensional continuous-time (FFTDCT) linear systems to deal with uncertainty and fuzziness in system parameters.
Ghulam Muhammad   +3 more
doaj   +1 more source

Absorption illumination of a 2D rotator semi-infinite thermoelastic medium using a modified Green and Lindsay model

open access: yesCase Studies in Thermal Engineering, 2021
In this work, the effect of rotation field can be studied during the modified Green and Lindsay model (MGL). The two dimensional (2D)elastic medium is exposed to thermal influences caused by surface absorption of (pulsed) laser radiation.
M.S. Mohamed   +3 more
doaj   +1 more source

The calculation of expectations for classes of diffusion processes by Lie symmetry methods [PDF]

open access: yes, 2009
This paper uses Lie symmetry methods to calculate certain expectations for a large class of It\^{o} diffusions. We show that if the problem has sufficient symmetry, then the problem of computing functionals of the form $E_x(e^{-\lambda X_t-\int_0^tg(X_s)
Craddock, Mark, Lennox, Kelly A.
core   +1 more source

Application of inverse solution in two‐dimensional heat conduction problem using Laplace transformation

open access: yesHeat Transfer—Asian Research, 2002
AbstractAn inverse solution has been explicitly derived for two‐dimensional heat conduction in cylindrical coordinates using the Laplace transformation. The applicability of the inverse solution is checked using the numerical temperatures with a normal random error calculated from the corresponding direct solution. For a gradual temperature change in a
Masanori MONDE   +3 more
openaire   +1 more source

On a nonlinear singular one-dimensional parabolic equation and double Laplace decomposition method

open access: yesAdvances in Mechanical Engineering, 2017
In this article, the double Laplace transform and Adomian decomposition method are used to solve the nonlinear singular one-dimensional parabolic equation. In addition, we studied the convergence analysis of our problem.
Hassan Eltayeb Gadain, Imed Bachar
doaj   +1 more source

An Analysis of the Fractional-Order Option Pricing Problem for Two Assets by the Generalized Laplace Variational Iteration Approach

open access: yesFractal and Fractional, 2022
An option is the right to buy or sell a good at a predetermined price in the future. For customers or financial companies, knowing an option’s pricing is crucial.
Sivaporn Ampun   +2 more
doaj   +1 more source

Uniform Penalty inversion of two-dimensional NMR Relaxation data

open access: yes, 2016
The inversion of two-dimensional NMR data is an ill-posed problem related to the numerical computation of the inverse Laplace transform. In this paper we present the 2DUPEN algorithm that extends the Uniform Penalty (UPEN) algorithm [Borgia, Brown ...
Bortolotti, V.   +4 more
core   +1 more source

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