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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：On the construction of solutions to some inviscid free boundary problems
无粘 自由边界 解构造
2023/11/15
We will present our recent results on the local well-posedness of free boundary problems for some inviscid fluids. In particular, for each problem the solution is constructed as the vanishing viscosit...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars： On the construction of solutions to some inviscid free boundary problems
无粘 自由边界 问题解 构造
2023/12/11
We will present our recent results on the local well-posedness of free boundary problems for some inviscid fluids. In particular, for each problem the solution is constructed as the vanishing viscosit...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Fast and accurate solvers for the three dimensional elastic scattering problems
三维弹性 散射 求解器 弹性波
2023/4/26
The scattering problems for elastic waves have recently received ever increasing attentions in both the engineering and mathematical communities for their important applications in geophysics and seis...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Introduction to Peridynamics model and a POD-based fast algorithm for the nonlocal unsteady problems
近场动力学模型 POD 非局部 非定常问题 快速算法
2023/5/6
A brief introduction to Peridynamics model and a fast algorithm for the nonlocal unsteady problems is given in this talk. The POD algorithm can be employed in the numerical simulation of nonlocal diff...
IUTAM Symposium on Recent advances in moving boundary problems in mechanics
Deformation domain Move the border Solid coupling Free surface flow , the structure resonance
2017/12/13
Many problems in mechanics involve deformable domains with moving boundaries. Examples include fluid-structure interaction, free surface flows, flows over soft tissues and textiles, flows involving ac...
三亚国际数学论坛：Modeling,Analysis,Simulations and Applications of Inter-Facial Dynamics and FSI Problems
三亚国际数学论坛 Modeling Analysis Simulations Applications Inter-Facial Dynamics and FSI Problems
2017/11/24
The focus of the workshop will be on mathematical modeling and analysis of interface dynamics problems, and fluid interaction problems, the theory and analysis of the related partial differential equa...
对安全和环境的计算科学与工程会议（Conference on Computational Engineering and Science for Safety and Environmental Problems）
安全和环境 计算科学与工程 会议
2017/3/2
Following the first successful international conference, Compsafe2014 in Sendai, Japan, on April, 2014, on behalf of the Chinese Association of Computational Mechanics (CACM), we will host Compsafe201...
第19届有限元素法流体力学国际会议（19th International Conference on Finite Elements in Flow Problems）
第19届 有限元素法流体力学 国际会议
2017/1/10
The Finite Elements in Flow (FEF) Problems Conference has a rich history that closely parallels the development and maturation of the finite element method and its application to computational fluid d...
Instability of one-step replica-symmetry-broken phase in satisfiability problems
Solutions random stability high energy density
2015/8/21
We reconsider the one-step replica-symmetry-breaking (1RSB) solutions of two random combina- torial problems: k-XORSAT and k-SAT. We present a general method for establishing the stability of these so...
Energy Stable Flux Reconstruction Schemes for Advection–Diffusion Problems on Tetrahedra
High-order Unstructured Discontinuous Galerkin Spectral difference Flux reconstruction · Tetrahedra
2015/7/3
The flux reconstruction (FR) methodology provides a unifying description of many high-order schemes, including a particular discontinuous Galerkin (DG) scheme and several spectral difference (SD...
Nodal Points and the Nonlinear Stability of High-Order Methods for Unsteady Flow Problems on Tetrahedral Meshes
Nodal Points Nonlinear Stability High-Order Methods Unsteady Flow Problems Tetrahedral Meshes
2015/7/3
High-order methods have the potential to efficiently generate accurate solutions to fluid dynamics problems of practical interest. However, high-order methods are less robust than lower-or...
An Extension of Energy Stable Flux Reconstruction to Unsteady,Non-linear,Viscous Problems on Mixed Grids
Extension Energy Stable Flux Reconstruction Unsteady Non-linear Viscous Problems Mixed Grids
2015/7/3
This paper extends the high-order Flux Reconstruction (FR) approach to the treatment of non-linear diffusive fluxes on triangles. The FR approach for solving diffusion problems is re...
Efficient Relaxation Methods for High-Order Discretization of Steady Problems
Efficient Relaxation Methods High-Order Discretization Steady Problems
2015/7/3
We review the current status of solution methods for nonlinear systems arising from high-order discretization of steady compressible ow problems.
A Fast Multigrid Method For Solving Incompressible Hydrodynamic Problems With nee Surfaces
Fast Multigrid Method Solving Incompressible Hydrodynamic Problems nee Surfaces
2015/7/1
Partial support for this work Was Provided through ONR Grant N00014-89-J-1366 and DAWA Grant N00014-89-J-0759, This support is gratefully acknowledged by the authors.
Some open problems and research directions in the mathematical study of uid dynamics.
Some open problems research directions in the mathematical study uid dynamics.
2014/4/4
This is an essay in the literal sense: an attempt. As such, it does not con-form to the norm of scienti c objectivity but attempts to describe a point of view. In it I describe a number of questions c...