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浏览/检索结果: 共10条，第1-10条 帮助 限定条件 专题：北京大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 A multi-domain spectral method for time-fractional differential equations 其他 2015-01-01 Chen, Feng; Xu, Qinwu; Hesthaven, Jan S. 收藏  |  浏览/下载：3/0  |  提交时间：2017/12/03 Multi-domain  Spectral  Time-fractional  High-order integration  Three-term-recurrence  General linear method  GINZBURG-LANDAU EQUATION  DIFFUSION-EQUATIONS  ELEMENT METHODS  APPROXIMATIONS   Convergence analysis on multigrid methods for elliptic problems with large jumps in coefficients 其他 2015-01-01 Zheng, Hui; Wu, Jinbiao 收藏  |  浏览/下载：3/0  |  提交时间：2017/12/03 multigrid method  jump coefficient problem  discrete harmonic extension  nearly singular problem  preconditioned conjugate gradient method  DOMAIN DECOMPOSITION PRECONDITIONERS  WEIGHTED L2 PROJECTION  HIGH-CONTRAST MEDIA  DISCONTINUOUS COEFFICIENTS  SCHWARZ METHODS  FINITE-ELEMENT  SUBSPACE CORRECTIONS  MULTILEVEL METHODS  SINGULAR SYSTEMS  MULTISCALE FLOWS   BEM Simulation of Interface debonding due to thermomechanical loading 会议论文 Qi Zhou; Yongqiang Chen 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 BEM  thin layered structure  hyperbolic sine transformation  equal accuracy Gaussian quadrature  master-slave technique  thermal loading  BEM  thin layered structure  hyperbolic sine transformation  equal accuracy Gaussian quadrature  master-slave technique  thermal loading   Parallel subspace correction methods for nearly singular systems 其他 2014-01-01 Wu, Jinbiao; Zheng, Hui 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/10 Parallel subspace correction method  Preconditioned conjugate gradient  Nearly singular system  BPX-PRECONDITIONER  ITERATIVE METHODS  MULTIGRID METHODS  COEFFICIENTS  EQUATIONS  DECOMPOSITION  ELEMENTS  SPACE   Robust subspace correction methods for nearly singular systems 其他 2007-01-01 Lee, Young-Ju; Wu, Jinbiao; Xu, Jinchao; Zikatanov, Ludmil 收藏  |  浏览/下载：4/0  |  提交时间：2015/11/16 nearly singular problems  subspace corrections  nonexpansive operators  multigrid, domain decomposition  FINITE-ELEMENT METHODS  ITERATIVE METHODS  MULTIGRID METHODS  LINEAR ELASTICITY  FLOW MODELS  EQUATIONS  PENALTY  H(DIV)  SPACE   Computing nearly singular solutions using pseudo-spectral methods 其他 2007-01-01 Hou, Thomas Y.; Li, Ruo 收藏  |  浏览/下载：7/0  |  提交时间：2015/11/12 pseudo spectral methods  singular solutions  incompressible flow  dealiasing  INCOMPRESSIBLE EULER EQUATIONS  HYPERBOLIC-EQUATIONS  VORTEX RECONNECTION  CONSERVATION-LAWS  FOURIER METHOD  NON-BLOWUP  COMPUTATION  SIMULATION  FILAMENT  COLLAPSE   Optimal anisotropic meshes for minimizing interpolation errors in L-p-norm 其他 2006-01-01 Chen, Long; Sun, Pengtao; Xu, Jinchao 收藏  |  浏览/下载：4/0  |  提交时间：2015/11/16 FINITE-ELEMENT-METHOD  PARTIAL-DIFFERENTIAL EQUATIONS  SUPERCONVERGENT PATCH RECOVERY  ADVECTION-DIFFUSION EQUATIONS  BOUNDARY-VALUE-PROBLEMS  SINGULAR PROBLEMS  LOCAL REFINEMENT  ADAPTIVE MESH  HARMONIC MAPS  METRIC SPECIFICATIONS   Dynamic depletion of vortex stretching and non-blowup of the 3-D incompressible euler equations 其他 2006-01-01 Hou, Thomas Y.; Li, Ruo 收藏  |  浏览/下载：2/0  |  提交时间：2015/11/12 RECONNECTION  TUBES  SINGULARITY  SIMULATIONS  TURBULENCE  FILAMENT  COLLAPSE  RING   An adaptive mesh redistribution method for nonlinear Hamilton-Jacobi equations in two- and three-dimensions 其他 2003-01-01 Tang, HZ; Tang, T; Zhang, PW 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/12 moving adaptive grid method  Hamilton-Jacobi equations  level set equations  finite difference method  ESSENTIALLY NONOSCILLATORY SCHEMES  HYPERBOLIC CONSERVATION-LAWS  WEIGHTED ENO SCHEMES  EFFICIENT IMPLEMENTATION  VISCOSITY SOLUTIONS  TRIANGULAR MESHES  SINGULAR PROBLEMS  DIMENSIONS  ALGORITHMS   Hierarchical structures in a turbulent pipe flow 期刊论文 fluid dynamics research, 2003 Zou, ZP; Zhu, YJ; Zhou, MD; She, ZS 收藏  |  浏览/下载：4/0  |  提交时间：2015/11/16 turbulence  intermittency  hierarchical structure  pipe flow  FULLY-DEVELOPED TURBULENCE  VELOCITY STRUCTURE FUNCTIONS  INVISCID BURGERS-EQUATION  LOG-POISSON STATISTICS  CHANNEL FLOW  REYNOLDS-NUMBER  BOUNDARY-LAYER  INTERMITTENCY