Results 21 to 30 of about 583,328 (263)

Highway Performance Evaluation Index in Semiarid Climate Region Based on Fuzzy Mathematics

open access: yesAdvances in Materials Science and Engineering, 2019
Accurate evaluation and analysis of expressway pavement performance is a prerequisite for determining the pavement design scheme and maintenance scheme.
Sanqiang Yang   +5 more
doaj   +1 more source

Multigrid Method for Optimal Control Problem Constrained by Stochastic Stokes Equations with Noise

open access: yesMathematics, 2021
Optimal control problems governed by stochastic partial differential equations have become an important field in applied mathematics. In this article, we investigate one such important optimization problem, that is, the stochastic Stokes control problem ...
Muhammad Munir Butt
doaj   +1 more source

Research on automatic matching of online mathematics courses and design of teaching activities based on multiobjective optimization algorithm [PDF]

open access: yesPeerJ Computer Science, 2023
The teaching of the optimization algorithm is a new kind of swarm intelligence optimization technique, which is superior in optimizing many simple functions. Still, it is not evident in processing some complex problems (group and teaching classification).
Jiafeng Li, Lixia Cao, Guoliang Zhang
doaj   +2 more sources

The views of five participating undergraduate students of the Student Associates Scheme in England [PDF]

open access: yes, 2010
This paper reports findings from a study which explored undergraduate perceptions of the Student Associates Scheme in England (SAS). The scheme was established by the Training and Development Agency for Schools in an attempt to increase the number of ...
Adams W.   +19 more
core   +1 more source

Fitted finite difference method for third order singularly perturbed convection diffusion equations with integral boundary condition

open access: yesArab Journal of Mathematical Sciences, 2019
A class of third order singularly perturbed convection diffusion type equations with integral boundary condition is considered. A numerical method based on a finite difference scheme on a Shishkin mesh is presented.
Velusamy Raja, Ayyadurai Tamilselvan
doaj   +1 more source

Novel Precise Solitary Wave Solutions of Two Time Fractional Nonlinear Evolution Models via the MSE Scheme

open access: yesFractal and Fractional, 2022
We construct soliton solutions of the complex time fractional Schrodinger model (tFSM), as well as the space–time fractional differential model (stFDM), leading wave spread through electrical transmission lines model (ETLM) in low pass with the help of ...
Zillur Rahman   +3 more
doaj   +1 more source

Local existence and uniqueness for the non-resistive MHD equations in homogeneous Besov spaces

open access: yes, 2017
In the paper, we consider the Cauchy problem of the non-resistive MHD equations in homogeneous Besov spaces. We prove the local existence and uniqueness of the solution to the non-resistive MHD equations by using the iterative scheme and compactness ...
Li, Jinlu, Tan, Wenke, Yin, Zhaoyang
core   +1 more source

WENO Scheme Based on Lax-Wendroff Time Discretization to Solving Hyperbolic Conservation Laws

open access: yesJournal of Harbin University of Science and Technology, 2017
The research of high accuracy and high resolution schemes have been a hot topic in computational mathematics. According to low resolution and large amount of calculation of the original WENO-JS scheme,we propose a simple new limiter fifth order upwind ...
LI Xing-hua, SUN Yang, AI Xiao-hui
doaj   +1 more source

Cubic B-spline quasi-interpolation and an application to numerical solution of generalized Burgers-Huxley equation

open access: yesAdvances in Mechanical Engineering, 2020
Nonlinear partial differential equations are widely studied in Applied Mathematics and Physics. The generalized Burgers-Huxley equations play important roles in different nonlinear physics mechanisms.
Lan-Yin Sun, Chun-Gang Zhu
doaj   +1 more source

Design and evaluation of module configuration scheme for special machine tool of variable hyperbolic circular-arc-tooth-trace cylindrical gear

open access: yesAdvances in Mechanical Engineering, 2022
In the design and evaluation process of the module configuration for the special machine tool of variable hyperbolic circular-arc-tooth-trace cylindrical gear, the similar coefficient of each module attribute is calculated by using fuzzy mathematics ...
Haiyan Zhang   +5 more
doaj   +1 more source

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