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Special Issue: Recent advances in numerical methods for integer-and fractional-order PDEs

Guest Editors

Prof. Xian-Ming Gu

School of Mathematics, Southwestern University of Finance and Economics, Chengdu 611130, P.R. China

Email: guxm@swufe.edu.cn

Prof. Dongling Wang

School of Mathematics and Computational Science, Xiangtan University, Xiangtan 411105, P.R. China

Email: wdymath@xtu.edu.cn

Prof. Meng Li

School of Mathematics and Statistics, Zhengzhou University, Zhengzhou 450001, P.R. China

Email: limeng@zzu.edu.cn


Manuscript Topics

Most of the models appearing in applied sciences and engineering technology, such as biology, physics, network science, medicine can be described by integer- and fractional-order partial differential equations (PDEs). However, the exact solutions of such PDEs are often unavailable, numerical methods (e.g., finite difference method, finite element method, etc.) become the mainstream tools for solving these PDEs. Although numerical methods for integer- and fractional-order PDEs get a booming development in the past several decades, the numerical methods can accurately maintain the important characteristics or structures of these equations such as energy stability or dissipation, optimal long-time decay rate, long-term numerical stability or convergence of numerical schemes for such PDEs are still limited. Therefore, developing the numerical solutions of integer- and fractional-order PDEs is still quite challenging in the field of (computational) mathematics.

 

The main aim of this Special Issue is to focus on some recent developments in efficient solutions of integer- and fractional-order PDEs including numerical and theoretical results. All the articles and reviews devoted to the above theme on numerical methods of such PDEs and their applications are welcome.

Topics of interest include, but are not limited to:

• Finite element, finite difference, finite volume methods
• Error estimate and stability analysis
• Parallel-in-time method
• Spectral/collocation method

• Multigrid method
• Domain decomposition method
• Model order reduction

• Numerical methods for ordinary/stochastic differential equations
• Machine learning algorithm
• Numerical methods for integral and integro-differential equations

Instructions for authors

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Please submit your manuscript to online submission system

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Paper Submission

All manuscripts will be peer-reviewed before their acceptance for publication. The deadline for manuscript submission is 30 June 2023

Published Papers(23)

Research article
A novel error analysis of nonconforming finite element for the clamped Kirchhoff plate with elastic unilateral obstacle
Lifang Pei Man Zhang Meng Li
2023, Volume 18, Issue 3: 1178-1189. doi: 10.3934/nhm.2023050
Abstract HTML PDF Viewed (1684)
Research article
A linearly implicit energy-preserving exponential time differencing scheme for the fractional nonlinear Schrödinger equation
Tingting Ma Yayun Fu Yuehua He Wenjie Yang
2023, Volume 18, Issue 3: 1105-1117. doi: 10.3934/nhm.2023048
Abstract HTML PDF Viewed (1520)
Research article
An artificial neural network approach for a class of time-fractional diffusion and diffusion-wave equations
Yinlin Ye Hongtao Fan Yajing Li Ao Huang Weiheng He
2023, Volume 18, Issue 3: 1083-1104. doi: 10.3934/nhm.2023047
Abstract HTML PDF Cited (3) Viewed (1810)
Research article
Adaptive step size controllers based on Runge-Kutta and linear-neighbor methods for solving the non-stationary heat conduction equation
Mahmoud Saleh Endre Kovács Nagaraja Kallur
2023, Volume 18, Issue 3: 1059-1082. doi: 10.3934/nhm.2023046
Abstract HTML PDF Cited (1) Viewed (2542)
Research article
A robust adaptive grid method for first-order nonlinear singularly perturbed Fredholm integro-differential equations
Zhi Mao Dan Luo
2023, Volume 18, Issue 3: 1006-1023. doi: 10.3934/nhm.2023044
Abstract HTML PDF Cited (2) Viewed (1744)
Research article
Convergence of an energy-preserving finite difference method for the nonlinear coupled space-fractional Klein-Gordon equations
Min Li Ju Ming Tingting Qin Boya Zhou
2023, Volume 18, Issue 3: 957-981. doi: 10.3934/nhm.2023042
Abstract HTML PDF Cited (1) Viewed (1537)
Research article
Mittag-Leffler stability of numerical solutions to linear homogeneous time fractional parabolic equations
Wen Dong Dongling Wang
2023, Volume 18, Issue 3: 946-956. doi: 10.3934/nhm.2023041
Abstract HTML PDF Cited (1) Viewed (2092)
Research article
A two-grid ADI finite element approximation for a nonlinear distributed-order fractional sub-diffusion equation
Yaxin Hou Cao Wen Yang Liu Hong Li
2023, Volume 18, Issue 2: 855-876. doi: 10.3934/nhm.2023037
Abstract HTML PDF Cited (2) Viewed (1525)
Research article
A transformed L1 Legendre-Galerkin spectral method for time fractional Fokker-Planck equations
Diandian Huang Xin Huang Tingting Qin Yongtao Zhou
2023, Volume 18, Issue 2: 799-812. doi: 10.3934/nhm.2023034
Abstract HTML PDF Cited (3) Viewed (1630)
Research article
Dissipativity and contractivity of the second-order averaged L1 method for fractional Volterra functional differential equations
Yin Yang Aiguo Xiao
2023, Volume 18, Issue 2: 753-774. doi: 10.3934/nhm.2023032
Abstract HTML PDF Viewed (1214)
Research article
A numerical method based on barycentric interpolation collocation for nonlinear convection-diffusion optimal control problems
Rong Huang Zhifeng Weng
2023, Volume 18, Issue 2: 562-580. doi: 10.3934/nhm.2023024
Abstract HTML PDF Cited (1) Viewed (1733)
Research article
A fully discrete local discontinuous Galerkin method for variable-order fourth-order equation with Caputo-Fabrizio derivative based on generalized numerical fluxes
Liuchao Xiao Wenbo Li Leilei Wei Xindong Zhang
2023, Volume 18, Issue 2: 532-546. doi: 10.3934/nhm.2023022
Abstract HTML PDF Viewed (1446)
Research article
Fast matrix exponential-based quasi-boundary value methods for inverse space-dependent source problems
Fermín S. V. Bazán Luciano Bedin Koung Hee Leem Jun Liu George Pelekanos
2023, Volume 18, Issue 2: 601-621. doi: 10.3934/nhm.2023026
Abstract HTML PDF Cited (2) Viewed (1732)
Research article
Error estimate of BDF2 scheme on a Bakhvalov-type mesh for a singularly perturbed Volterra integro-differential equation
Li-Bin Liu Yige Liao Guangqing Long
2023, Volume 18, Issue 2: 547-561. doi: 10.3934/nhm.2023023
Abstract HTML PDF Cited (2) Viewed (1509)
Research article
A second-order ADI method for pricing options under fractional regime-switching models
Ming-Kai Wang Cheng Wang Jun-Feng Yin
2023, Volume 18, Issue 2: 647-663. doi: 10.3934/nhm.2023028
Abstract HTML PDF Cited (1) Viewed (1777)
Research article
Structure-preserving scheme for one dimension and two dimension fractional KGS equations
Junjie Wang Yaping Zhang Liangliang Zhai
2023, Volume 18, Issue 1: 463-493. doi: 10.3934/nhm.2023019
Abstract HTML PDF Viewed (1499)
Research article
SLeNN-ELM: A shifted Legendre neural network method for fractional delay differential equations based on extreme learning machine
Yinlin Ye Yajing Li Hongtao Fan Xinyi Liu Hongbing Zhang
2023, Volume 18, Issue 1: 494-512. doi: 10.3934/nhm.2023020
Abstract HTML PDF Cited (7) Viewed (2636)
Research article
Explicit Richardson extrapolation methods and their analyses for solving two-dimensional nonlinear wave equation with delays
Dingwen Deng Jingliang Chen
2023, Volume 18, Issue 1: 412-443. doi: 10.3934/nhm.2023017
Abstract HTML PDF Cited (2) Viewed (1694)
Research article
A high-order linearly implicit energy-preserving Partitioned Runge-Kutta scheme for a class of nonlinear dispersive equations
Jin Cui Yayun Fu
2023, Volume 18, Issue 1: 399-411. doi: 10.3934/nhm.2023016
Abstract HTML PDF Viewed (1456)
Research article
The numerical solutions for the nonhomogeneous Burgers' equation with the generalized Hopf-Cole transformation
Tong Yan
2023, Volume 18, Issue 1: 359-379. doi: 10.3934/nhm.2023014
Abstract HTML PDF Cited (1) Viewed (1635)
Research article
Effective difference methods for solving the variable coefficient fourth-order fractional sub-diffusion equations
Zhe Pu Maohua Ran Hong Luo
2023, Volume 18, Issue 1: 291-309. doi: 10.3934/nhm.2023011
Abstract HTML PDF Cited (1) Viewed (1302)
Research article
Galerkin spectral method for a multi-term time-fractional diffusion equation and an application to inverse source problem
L.L. Sun M.L. Chang
2023, Volume 18, Issue 1: 212-243. doi: 10.3934/nhm.2023008
Abstract HTML PDF Cited (5) Viewed (1653)
Research article
Pricing stock loans under the Leˊvy- \alpha -stable process with jumps
Congyin Fan Wenting Chen Bing Feng
2023, Volume 18, Issue 1: 191-211. doi: 10.3934/nhm.2023007
Abstract HTML PDF Cited (2) Viewed (1682)