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中国科学院数学与系统科学研究院机构知识库
KMS Of Academy of mathematics and systems sciences, CAS
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Hermite spectral method for multi-species Boltzmann equation
期刊论文
JOURNAL OF COMPUTATIONAL PHYSICS, 2022, 卷号: 471, 页码: 29
作者:
Li, Ruo
;
Lu, Yixiao
;
Wang, Yanli
;
Xu, Haoxuan
收藏
  |  
浏览/下载:65/0
  |  
提交时间:2023/02/07
Multi-species Boltzmann equation
Multi-species binary collision operator
Hermite spectral method
Data-driven rogue waves and parameters discovery in nearly integrable PT-symmetric Gross-Pitaevskii equations via PINNs deep learning
期刊论文
PHYSICA D-NONLINEAR PHENOMENA, 2022, 卷号: 439, 页码: 12
作者:
Zhong, Ming
;
Gong, Shibo
;
Tian, Shou-Fu
;
Yan, Zhenya
收藏
  |  
浏览/下载:66/0
  |  
提交时间:2023/02/07
GeneralizedGrossPitaevskiiequation
ComplexPT-symmetricpotentials
Physics-informeddeepneuralnetworks
Data-driven rogue waves and parameters discovery discovery
N-(soliton, breather) interactions for general multi-component third-fifth-order mKdV equations via Riemann-Hilbert method
期刊论文
WAVE MOTION, 2022, 卷号: 114, 页码: 13
作者:
Zhang, Minghe
;
Weng, Weifang
;
Yan, Zhenya
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  |  
浏览/下载:73/0
  |  
提交时间:2023/02/07
Multi-component third-fifth-order mKdV
equations
Lax pair
Riemann-Hilbert approach
Soliton solutions
Breathers
Local error estimate of L1 scheme for linearized time fractional KdV equation with weakly singular solutions
期刊论文
APPLIED NUMERICAL MATHEMATICS, 2022, 卷号: 179, 页码: 183-190
作者:
Chen, Hu
;
Chen, Mengyi
;
Sun, Tao
;
Tang, Yifa
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  |  
浏览/下载:94/0
  |  
提交时间:2023/02/07
L1 scheme
Time-fractional KdV equation
Local error estimate
Weakly singular solution
A spectral method for stochastic fractional PDEs using dynamically-orthogonal/bi-orthogonal decomposition
期刊论文
JOURNAL OF COMPUTATIONAL PHYSICS, 2022, 卷号: 461, 页码: 17
作者:
Zhao, Yue
;
Mao, Zhiping
;
Guo, Ling
;
Tang, Yifa
;
Karniadakis, George Em
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  |  
浏览/下载:58/0
  |  
提交时间:2023/02/07
Uncertainty quantification
Anomalous transport
Quasi Monte Carlo simulation
Generalized polynomial chaos
Long-time integration
Poly-fractonomials
A well-conditioned direct PinT algorithm for first- and second-order evolutionary equations
期刊论文
ADVANCES IN COMPUTATIONAL MATHEMATICS, 2022, 卷号: 48, 期号: 3, 页码: 29
作者:
Liu, Jun
;
Wang, Xiang-Sheng
;
Wu, Shu-Lin
;
Zhou, Tao
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  |  
浏览/下载:97/0
  |  
提交时间:2022/04/29
Direct PinT algorithms
Diagonalization technique
Condition number
Wave-type equations
Numerical simulations for optimised flow of second-grade nanofluid due to rotating disk with nonlinear thermal radiation: Chebyshev spectral collocation method analysis
期刊论文
PRAMANA-JOURNAL OF PHYSICS, 2022, 卷号: 96, 期号: 2, 页码: 10
作者:
Alsallami, Shami A. M.
;
Usman
;
Khan, Sami Ullah
;
Ghaffari, Abuzar
;
Khan, M. Ijaz
;
El-Shorbagy, M. A.
;
Khan, M. Riaz
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  |  
浏览/下载:65/0
  |  
提交时间:2023/02/07
Radiative flow
viscoelastic nanofluid
Brownian motion and thermophoretic diffusion
Chebyshev spectral collocation method
65
40
gd
88
20
td
44
Large Deviations Principles for Symplectic Discretizations of Stochastic Linear Schrodinger Equation
期刊论文
POTENTIAL ANALYSIS, 2022, 页码: 41
作者:
Chen, Chuchu
;
Hong, Jialin
;
Jin, Diancong
;
Sun, Liying
收藏
  |  
浏览/下载:123/0
  |  
提交时间:2022/04/29
Large deviations principle
Symplectic discretizations
Stochastic Schrodinger equation
Rate function
Exponential tightness
Stable dynamics and excitations of single- and double-hump solitons in the Kerr nonlinear media with PT-symmetric HHG potentials
期刊论文
NONLINEAR DYNAMICS, 2022, 页码: 12
作者:
Li, Xin
;
Wang, Li
;
Zhou, Zijian
;
Chen, Yong
;
Yan, Zhenya
收藏
  |  
浏览/下载:133/0
  |  
提交时间:2022/04/29
Nonlinear Schrodinger equation
PT-symmetric harmonic-hyperbolic-Gaussian potential
Soliton stability
Soliton excitations and collisions
On the Asymptotic Convergence and Acceleration of Gradient Methods
期刊论文
JOURNAL OF SCIENTIFIC COMPUTING, 2022, 卷号: 90, 期号: 1, 页码: 29
作者:
Huang, Yakui
;
Dai, Yu-Hong
;
Liu, Xin-Wei
;
Zhang, Hongchao
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  |  
浏览/下载:170/0
  |  
提交时间:2022/04/02
Gradient methods
Asymptotic convergence
Spectral property
Acceleration of gradient methods
Barzilai-Borwein method
Unconstrained optimization
Quadratic optimization