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Sixth-order quasi-compact difference schemes for 2D and 3D Helmholtz equations Journal article
Applied Mathematics and Computation, 2022,Volume: 431
Authors:  Wang, Zhi;  Ge, Yongbin;  Sun, Hai Wei;  Sun, Tao
Favorite |  | TC[WOS]:0 TC[Scopus]:0 | Submit date:2022/08/02
Global sixth-order accuracy  Helmholtz equation  Quasi-compact finite difference  Variable parameter  
Robust fast method for variable-order time-fractional diffusion equations without regularity assumptions of the true solutions Journal article
Applied Mathematics and Computation, 2022,Volume: 430
Authors:  Zhang, Jiali;  Fang, Zhi Wei;  Sun, Hai Wei
Favorite |  | TC[WOS]:0 TC[Scopus]:0 | Submit date:2022/06/13
Exponential-sum-approximation Method  Fast Algorithm  Variable-order Caputo Fractional Derivative  
A circulant preconditioner for the Riesz distributed-order space-fractional diffusion equations Journal article
Linear and Multilinear Algebra, 2022
Authors:  Huang,Xin;  Fang,Zhi Wei;  Sun,Hai Wei;  Zhang,Chun Hua
Favorite |  | TC[WOS]:4 TC[Scopus]:4 | Submit date:2021/03/09
Circulant Preconditioner  Distributed-order  Preconditioned Conjugated Gradient Method  Space-fractional Diffusion Equations  
Symptoms of anxiety and depression during the COVID-19 pandemic in six European countries and Australia – Differences by prior mental disorders and migration status Journal article
Journal of Affective Disorders, 2022,Volume: 311,Page: 214-223
Authors:  Gémes, Katalin;  Bergström, Jakob;  Papola, Davide;  Barbui, Corrado;  Lam, Agnes Iok Fong;  Hall, Brian J.;  Seedat, Soraya;  Morina, Naser;  Quero, Soledad;  Campos, Daniel;  Pinucci, Irene;  Tarsitani, Lorenzo;  Deguen, Séverine;  van der Waerden, Judith;  Patanè, Martina;  Sijbrandij, Marit;  Acartürk, Ceren;  Burchert, Sebastian;  Bryant, Richard A.;  Mittendorfer-Rutz, Ellenor
Favorite |  | TC[WOS]:0 TC[Scopus]:0 | Submit date:2022/08/02
COVID-19  General population  Longitudinal study  migration status  Prior mental disorders  Symptoms of anxiety and depression  
Preconditioners with Symmetrized Techniques for Space Fractional Cahn-Hilliard Equations Journal article
Journal of Scientific Computing, 2022,Volume: 92,Issue: 2
Authors:  Huang, Xin;  Li, Dongfang;  Sun, Hai Wei;  Zhang, Fan
Favorite |  | TC[WOS]:0 TC[Scopus]:0 | Submit date:2022/08/02
Conjugate gradient method  Fast algorithm  Fractional Cahn-Hilliard  Sine transform based preconditioner  Toeplitz-like  
A fast algorithm for two-dimensional distributed-order time-space fractional diffusion equations Journal article
Applied Mathematics and Computation, 2022,Volume: 425
Authors:  Sun, Lu Yao;  Fang, Zhi Wei;  Lei, Siu Long;  Sun, Hai Wei;  Zhang, Jia Li
Favorite |  | TC[WOS]:0 TC[Scopus]:0 | Submit date:2022/05/13
Block-circulant-circulant-block Preconditioner  Distributed-order Fractional Derivative  Exponential-sum-approximation Method  Fast Algorithm  Stability And Convergence  Time-space Fractional Equation  
Mathematical analysis and numerical methods for Caputo-Hadamard fractional diffusion-wave equations Journal article
Applied Numerical Mathematics, 2022,Volume: 177,Page: 34-57
Authors:  Ou, Caixia;  Cen, Dakang;  Vong, Seakweng;  Wang, Zhibo
Favorite |  | TC[WOS]:7 TC[Scopus]:8 | Submit date:2022/05/13
Caputo-hadamard Fractional Diffusion-wave Equations  Exponential Type Meshes  Fast Finite Difference Methods  Stability And Convergence  Weak Singularity  
Second-order maximum principle preserving Strang's splitting schemes for anisotropic fractional Allen-Cahn equations Journal article
Numerical Algorithms, 2022
Authors:  Chen, H.;  Sun, H. W.
Favorite |  | TC[WOS]:0 TC[Scopus]:0 | Submit date:2022/07/25
Fractional Allen-cahn Equation  Discrete Maximum Principle  Operator Splitting Method  Matrix Exponential  Toeplitz Matrix  
Numerical modeling of viscous slurry infiltration in sand Journal article
Computers and Geotechnics, 2022,Volume: 146
Authors:  Lu, Zhao;  Zhou, Wan Huan;  Yin, Zhen Yu;  Yang, Jie
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Finite Difference Method  Infiltration  Sand  Seepage  Slurry  Viscosity  
Second-order maximum principle preserving Strang’s splitting schemes for anisotropic fractional Allen-Cahn equations Journal article
Numerical Algorithms, 2022,Volume: 90,Issue: 2,Page: 749-771
Authors:  Chen, Hao;  Sun, Hai Wei
Favorite |  | TC[WOS]:0 TC[Scopus]:0 | Submit date:2022/05/13
Discrete Maximum Principle  Fractional Allen-cahn Equation  Matrix Exponential  Operator Splitting Method  Toeplitz Matrix